Merge branch 'master' into upstream-merge-32096

2017-10-28 03:47:08 -04:00
parent a221d3505f 32c8ee16c8
commit c64446962d
185 changed files with 1557 additions and 1294 deletions
@@ -56,28 +56,16 @@
 #define FIRE_MINIMUM_TEMPERATURE_TO_SPREAD	150+T0C
 #define FIRE_MINIMUM_TEMPERATURE_TO_EXIST	100+T0C
 #define FIRE_SPREAD_RADIOSITY_SCALE			0.85
-#define FIRE_CARBON_ENERGY_RELEASED			500000	//Amount of heat released per mole of burnt carbon into the tile
-#define FIRE_PLASMA_ENERGY_RELEASED			3000000	//Amount of heat released per mole of burnt plasma into the tile
 #define FIRE_GROWTH_RATE					40000	//For small fires
 #define CARBON_LIFEFORM_FIRE_RESISTANCE 	200+T0C	//Resistance to fire damage
 #define CARBON_LIFEFORM_FIRE_DAMAGE			4		//Fire damage
-	//Plasma fire properties
-#define OXYGEN_BURN_RATE_BASE				1.4
-#define PLASMA_BURN_RATE_DELTA				9
-#define PLASMA_MINIMUM_BURN_TEMPERATURE		100+T0C
-#define PLASMA_UPPER_TEMPERATURE			1370+T0C
-#define PLASMA_MINIMUM_OXYGEN_NEEDED		2
-#define PLASMA_MINIMUM_OXYGEN_PLASMA_RATIO	30
-#define PLASMA_OXYGEN_FULLBURN				10
 #define MIN_TOXIC_GAS_DAMAGE				1
 #define MAX_TOXIC_GAS_DAMAGE				10
-#define MOLES_PLASMA_VISIBLE				0.5		//Moles in a standard cell after which plasma is visible
-	//Plasma fusion properties
-#define PLASMA_BINDING_ENERGY				3000000
-#define MAX_CARBON_EFFICENCY				9
-#define PLASMA_FUSED_COEFFICENT				0.08
-#define CARBON_CATALYST_COEFFICENT			0.01
-#define FUSION_PURITY_THRESHOLD				0.9
+#define MOLES_GAS_VISIBLE					0.5		//Moles in a standard cell after which gases are visible
+#define STOP_REACTIONS 						2
+#define PLASMA_MINIMUM_BURN_TEMPERATURE		100+T0C
+#define GAS_STIM_MINIMUM					0.002
+
 // Pressure limits.
 #define HAZARD_HIGH_PRESSURE				550		//This determins at what pressure the ultra-high pressure red icon is displayed. (This one is set as a constant)
 #define WARNING_HIGH_PRESSURE				325		//This determins when the orange pressure icon is displayed (it is 0.7 * HAZARD_HIGH_PRESSURE)
@@ -193,8 +181,7 @@
 #define THERMAL_ENERGY(gas) (gas.temperature * gas.heat_capacity())

 #define ADD_GAS(gas_id, out_list)\
-	var/list/tmp_gaslist = GLOB.gaslist_cache[gas_id];\
-	out_list[gas_id] = tmp_gaslist.Copy();
+	var/list/tmp_gaslist = GLOB.gaslist_cache[gas_id]; out_list[gas_id] = tmp_gaslist.Copy();

 //ASSERT_GAS(gas_id, gas_mixture) - used to guarantee that the gas list for this id exists in gas_mixture.gases.
 //Must be used before adding to a gas. May be used before reading from a gas.
@@ -40,8 +40,7 @@
 #define ANTAG_HUD_SINTOUCHED	16
 #define ANTAG_HUD_SOULLESS		17
 #define ANTAG_HUD_CLOCKWORK		18
-#define ANTAG_HUD_BORER			19
-#define ANTAG_HUD_BROTHER		20
+#define ANTAG_HUD_BROTHER		19

 // Notification action types
 #define NOTIFY_JUMP "jump"
@@ -2,6 +2,8 @@
 #define GET_COMPONENT_FROM(varname, path, target) var##path/##varname = ##target.GetComponent(##path)
 #define GET_COMPONENT(varname, path) GET_COMPONENT_FROM(varname, path, src)

+#define COMPONENT_INCOMPATIBLE 1
+
 // How multiple components of the exact same type are handled in the same datum

 #define COMPONENT_DUPE_HIGHLANDER 0 //old component is deleted (default)
@@ -1,33 +1,10 @@
-/*
-PIPE CONSTRUCTION DEFINES
-Update these any time a path is changed
-Construction breaks otherwise
-*/
-
-//Pipes
-#define PIPE_SIMPLE				/obj/machinery/atmospherics/pipe/simple
-#define PIPE_MANIFOLD			/obj/machinery/atmospherics/pipe/manifold
-#define PIPE_4WAYMANIFOLD		/obj/machinery/atmospherics/pipe/manifold4w
-#define PIPE_HE					/obj/machinery/atmospherics/pipe/heat_exchanging/simple
-#define PIPE_HE_MANIFOLD		/obj/machinery/atmospherics/pipe/heat_exchanging/manifold
-#define PIPE_HE_4WAYMANIFOLD	/obj/machinery/atmospherics/pipe/heat_exchanging/manifold4w
-#define PIPE_JUNCTION			/obj/machinery/atmospherics/pipe/heat_exchanging/junction
-#define PIPE_LAYER_MANIFOLD		/obj/machinery/atmospherics/pipe/layer_manifold
-//Unary
-#define PIPE_CONNECTOR			/obj/machinery/atmospherics/components/unary/portables_connector
-#define PIPE_UVENT				/obj/machinery/atmospherics/components/unary/vent_pump
-#define PIPE_SCRUBBER			/obj/machinery/atmospherics/components/unary/vent_scrubber
-#define PIPE_INJECTOR			/obj/machinery/atmospherics/components/unary/outlet_injector
-#define PIPE_HEAT_EXCHANGE		/obj/machinery/atmospherics/components/unary/heat_exchanger
-//Binary
-#define PIPE_PUMP				/obj/machinery/atmospherics/components/binary/pump
-#define PIPE_PASSIVE_GATE		/obj/machinery/atmospherics/components/binary/passive_gate
-#define PIPE_VOLUME_PUMP		/obj/machinery/atmospherics/components/binary/volume_pump
-#define PIPE_MVALVE				/obj/machinery/atmospherics/components/binary/valve
-#define PIPE_DVALVE				/obj/machinery/atmospherics/components/binary/valve/digital
-//Trinary
-#define PIPE_GAS_FILTER			/obj/machinery/atmospherics/components/trinary/filter
-#define PIPE_GAS_MIXER			/obj/machinery/atmospherics/components/trinary/mixer
+//Construction Categories
+#define PIPE_BINARY			0 //2 directions: N/S, E/W
+#define PIPE_BENDABLE		1 //6 directions: N/S, E/W, N/E, N/W, S/E, S/W
+#define PIPE_TRINARY		2 //4 directions: N/E/S, E/S/W, S/W/N, W/N/E
+#define PIPE_TRIN_M			3 //8 directions: N->S+E, S->N+E, N->S+W, S->N+W, E->W+S, W->E+S, E->W+N, W->E+N
+#define PIPE_UNARY			4 //4 directions: N, S, E, W
+#define PIPE_QUAD			5 //1 directions: N/S/E/W

 //Disposal piping numbers - do NOT hardcode these, use the defines
 #define DISP_PIPE_STRAIGHT		0
@@ -504,21 +504,19 @@ Turf and target are separate in case you want to teleport some distance from a t
 	return y

 /*
-Recursively gets all contents of contents and returns them all in a list.
-
-recursive_depth is useful if you only want a turf and everything on it (recursive_depth=1)
-Do not set recursive depth higher than MAX_PROC_DEPTH as byond breaks when that limit is reached.
+	Gets all contents of contents and returns them all in a list.
 */
-/atom/proc/GetAllContents(list/output=list(), recursive_depth=MAX_PROC_DEPTH, _current_depth=0)
-	. = output
-	output += src
-	if(_current_depth == recursive_depth)
-		if(_current_depth == MAX_PROC_DEPTH)
-			WARNING("Get all contents reached the max recursive depth of [MAX_PROC_DEPTH]. More and we would break shit. Offending atom: [src]")
-		return
-	for(var/i in 1 to contents.len)
-		var/atom/thing = contents[i]
-		thing.GetAllContents(output, recursive_depth, ++_current_depth)
+/atom/proc/GetAllContents()
+	var/list/processing_list = list(src)
+	var/list/assembled = list()
+	while(processing_list.len)
+		var/atom/A = processing_list[1]
+		processing_list.Cut(1, 2)
+		//Byond does not allow things to be in multiple contents, or double parent-child hierarchies, so only += is needed
+		//This is also why we don't need to check against assembled as we go along
+		processing_list += A.contents 
+		assembled += A
+	return assembled

 //Step-towards method of determining whether one atom can see another. Similar to viewers()
 /proc/can_see(atom/source, atom/target, length=5) // I couldnt be arsed to do actual raycasting :I This is horribly inaccurate.
@@ -251,7 +251,7 @@
 		to_chat(C, "<span class='notice'>You are no longer running on internals.</span>")
 		icon_state = "internal0"
 	else
-		if(!C.getorganslot("breathing_tube"))
+		if(!C.getorganslot(ORGAN_SLOT_BREATHING_TUBE))
 			if(!istype(C.wear_mask, /obj/item/clothing/mask))
 				to_chat(C, "<span class='warning'>You are not wearing an internals mask!</span>")
 				return 1
@@ -7,7 +7,7 @@
 		return
 	if(!crewMind.assigned_role)
 		return
-	if(ROLE_MISCREANT in crewMind.current.client.prefs.be_special)
+	if(!(ROLE_MISCREANT in crewMind.current.client.prefs.be_special))
 		return
 	if(jobban_isbanned(crewMind, "Syndicate"))
 		return
@@ -192,4 +192,9 @@
 	can_adjust = 0


+/obj/item/clothing/shoes/sneakers/pink
+	icon_state = "pink"
+	item_state = "pink"
+
+

@@ -26,13 +26,32 @@ PROCESSING_SUBSYSTEM_DEF(overlays)
 	overlay_icon_cache = SSoverlays.overlay_icon_cache
 	processing = SSoverlays.processing

+#define COMPILE_OVERLAYS(A)\
+	var/list/oo = A.our_overlays;\
+	var/list/po = A.priority_overlays;\
+	if(LAZYLEN(po)){\
+		if(LAZYLEN(oo)){\
+			A.overlays = oo + po;\
+		}\
+		else{\
+			A.overlays = po;\
+		}\
+	}\
+	else if(LAZYLEN(oo)){\
+		A.overlays = oo;\
+	}\
+	else{\
+		A.overlays.Cut();\
+	}\
+	A.flags_1 &= ~OVERLAY_QUEUED_1
+
 /datum/controller/subsystem/processing/overlays/fire(resumed = FALSE, mc_check = TRUE)
 	var/list/processing = src.processing
 	while(processing.len)
 		var/atom/thing = processing[processing.len]
 		processing.len--
 		if(thing)
-			thing.compile_overlays()
+			COMPILE_OVERLAYS(thing)
 		if(mc_check)
 			if(MC_TICK_CHECK)
 				break
@@ -44,19 +63,6 @@ PROCESSING_SUBSYSTEM_DEF(overlays)
 		testing("Flushing [processing.len] overlays")
 		fire(mc_check = FALSE)	//pair this thread up with the MC to get extra compile time

-/atom/proc/compile_overlays()
-	var/list/oo = our_overlays
-	var/list/po = priority_overlays
-	if(LAZYLEN(po) && LAZYLEN(oo))
-		overlays = oo + po
-	else if(LAZYLEN(oo))
-		overlays = oo
-	else if(LAZYLEN(po))
-		overlays = po
-	else
-		overlays.Cut()
-	flags_1 &= ~OVERLAY_QUEUED_1
-
 /proc/iconstate2appearance(icon, iconstate)
 	var/static/image/stringbro = new()
 	var/list/icon_states_cache = SSoverlays.overlay_icon_state_caches
@@ -24,6 +24,10 @@ Stands have a lot of procs which mimic mob procs. Rather than inserting hooks fo

 ## API

+### Defines
+
+1. `COMPONENT_INCOMPATIBLE` Return this from `/datum/component/Initialize` to have the component be deleted if it's applied to an incorrect type. `parent` must not be modified if this is to be returned.
+
 ### Vars

 1. `/datum/var/list/datum_components` (private)
@@ -60,6 +64,7 @@ Stands have a lot of procs which mimic mob procs. Rather than inserting hooks fo
    * Sends the `COMSIG_COMPONENT_ADDED` signal to the datum
    * All components a datum owns are deleted with the datum
    * Returns the component that was created. Or the old component in a dupe situation where `COMPONENT_DUPE_UNIQUE` was set
+    * If this tries to add an component to an incompatible type, the component will be deleted and the result will be `null`. This is very unperformant, try not to do it
 1. `/datum/proc/LoadComponent(component_type(type), ...) -> datum/component` (public, final)
    * Equivalent to calling `GetComponent(component_type)` where, if the result would be `null`, returns `AddComponent(component_type, ...)` instead
 1. `/datum/proc/ComponentActivated(datum/component/C)` (abstract, async)
@@ -80,6 +85,7 @@ Stands have a lot of procs which mimic mob procs. Rather than inserting hooks fo
    * Component does not exist in `parent`'s `datum_components` list yet, although `parent` is set and may be used
    * Signals will not be recieved while this function is running
    * Component may be deleted after this function completes without being attached
+    * Do not call `qdel(src)` from this function
 1. `/datum/component/Destroy()` (virtual, no-sleep)
    * Sends the `COMSIG_COMPONENT_REMOVING` signal to the parent datum if the `parent` isn't being qdeleted
    * Properly removes the component from `parent` and cleans up references
@@ -9,7 +9,10 @@
 	parent = P
 	var/list/arguments = args.Copy()
 	arguments.Cut(1, 2)
-	Initialize(arglist(arguments))
+	if(Initialize(arglist(arguments)) == COMPONENT_INCOMPATIBLE)
+		parent = null
+		qdel(src)
+		return

 	var/dm = dupe_mode
 	if(dm != COMPONENT_DUPE_ALLOWED)
@@ -49,7 +49,7 @@ Bonus
 				to_chat(M, "<span class='warning'>[pick("You hear a ringing in your ear.", "Your ears pop.")]</span>")
 		if(5)
 			if(power > 2)
-				var/obj/item/organ/ears/ears = M.getorganslot("ears")
+				var/obj/item/organ/ears/ears = M.getorganslot(ORGAN_SLOT_EARS)
 				if(istype(ears) && ears.ear_damage < UNHEALING_EAR_DAMAGE)
 					to_chat(M, "<span class='userdanger'>Your ears pop painfully and start bleeding!</span>")
 					ears.ear_damage = max(ears.ear_damage, UNHEALING_EAR_DAMAGE)
@@ -44,7 +44,7 @@ Bonus
 	if(!..())
 		return
 	var/mob/living/carbon/M = A.affected_mob
-	var/obj/item/organ/eyes/eyes = M.getorganslot("eye_sight")
+	var/obj/item/organ/eyes/eyes = M.getorganslot(ORGAN_SLOT_EYES)
 	if(istype(eyes))
 		switch(A.stage)
 			if(1, 2)
@@ -106,7 +106,7 @@ Bonus
 	if(!..())
 		return
 	var/mob/living/M = A.affected_mob
-	var/obj/item/organ/eyes/eyes = M.getorganslot("eye_sight")
+	var/obj/item/organ/eyes/eyes = M.getorganslot(ORGAN_SLOT_EYES)
 	if (!eyes)
 		return
 	switch(A.stage)
@@ -20,7 +20,6 @@ GLOBAL_LIST_INIT(huds, list(
 	ANTAG_HUD_SINTOUCHED = new/datum/atom_hud/antag/hidden(),
 	ANTAG_HUD_SOULLESS = new/datum/atom_hud/antag/hidden(),
 	ANTAG_HUD_CLOCKWORK = new/datum/atom_hud/antag(),
-	ANTAG_HUD_BORER = new/datum/atom_hud/antag(),
 	ANTAG_HUD_BROTHER = new/datum/atom_hud/antag/hidden(),
 	))

@@ -6,4 +6,19 @@
 	end_sound = 'sound/machines/shower/shower_end.ogg'
 	volume = 25

-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+/datum/looping_sound/supermatter
+	mid_sounds = list('sound/machines/sm/supermatter1.ogg'=1,'sound/machines/sm/supermatter2.ogg'=1,'sound/machines/sm/supermatter3.ogg'=1)
+	mid_length = 6
+	volume = 1
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+/datum/looping_sound/generator
+	start_sound = 'sound/machines/generator/generator_start.ogg'
+	start_length = 4
+	mid_sounds = list('sound/machines/generator/generator_mid1.ogg'=1, 'sound/machines/generator/generator_mid2.ogg'=1, 'sound/machines/generator/generator_mid3.ogg'=1)
+	mid_length = 4
+	end_sound = 'sound/machines/generator/generator_end.ogg'
+	volume = 40
@@ -233,8 +233,9 @@

 /datum/mind/proc/remove_rev()
 	var/datum/antagonist/rev/rev = has_antag_datum(/datum/antagonist/rev)
-	remove_antag_datum(rev.type)
-	special_role = null
+	if(rev)
+		remove_antag_datum(rev.type)
+		special_role = null

 /datum/mind/proc/remove_antag_equip()
 	var/list/Mob_Contents = current.get_contents()
@@ -23,8 +23,12 @@
 		for(var/spawner_obj in GLOB.mob_spawners[spawner])
 			this["refs"] += "\ref[spawner_obj]"
 			if(!this["desc"])
-				var/obj/effect/mob_spawn/MS = spawner_obj
-				this["desc"] = MS.flavour_text
+				if(istype(spawner_obj, /obj/effect/mob_spawn))
+					var/obj/effect/mob_spawn/MS = spawner_obj
+					this["desc"] = MS.flavour_text
+				else
+					var/obj/O = spawner_obj
+					this["desc"] = O.desc
 		this["amount_left"] = LAZYLEN(GLOB.mob_spawners[spawner])
 		data["spawners"] += list(this)

@@ -72,6 +72,10 @@
 /area/shuttle/escape
 	name = "Emergency Shuttle"

+/area/shuttle/escape/luxury
+	name = "Luxurious Emergency Shuttle"
+	noteleport = TRUE
+
 /area/shuttle/transport
 	name = "Transport Shuttle"
 	blob_allowed = FALSE
@@ -26,7 +26,7 @@ obj/item/antag_spawner/syndi_borer/spawn_antag(client/C, turf/T, mob/owner)
 		to_chat(B, "<B>You are awake at last! Seek out whoever released you and aid them as best you can!</B>")
 		if(new_objective)
 			to_chat(B, "<B>Objective #[1]</B>: [new_objective.explanation_text]")
-		SSticker.mode.update_borer_icons_added(B)
+
 /obj/item/antag_spawner/syndi_borer/proc/check_usability(mob/user)
 	if(used)
 		to_chat(user, "<span class='warning'>[src] appears to be empty!</span>")
@@ -75,7 +75,7 @@
 		var/datum/changelingprofile/prof = mind.changeling.add_new_profile(C, src)
 		mind.changeling.first_prof = prof

-		var/obj/item/organ/brain/B = C.getorganslot("brain")
+		var/obj/item/organ/brain/B = C.getorganslot(ORGAN_SLOT_BRAIN)
 		if(B)
 			B.vital = FALSE
 			B.decoy_override = TRUE
@@ -10,7 +10,7 @@
 	active = FALSE

 /obj/effect/proc_holder/changeling/augmented_eyesight/on_purchase(mob/user) //The ability starts inactive, so we should be protected from flashes.
-	var/obj/item/organ/eyes/E = user.getorganslot("eye_sight")
+	var/obj/item/organ/eyes/E = user.getorganslot(ORGAN_SLOT_EYES)
 	if (E)
 		E.flash_protect = 2 //Adjust the user's eyes' flash protection
 		to_chat(user, "We adjust our eyes to protect them from bright lights.")
@@ -20,7 +20,7 @@
 /obj/effect/proc_holder/changeling/augmented_eyesight/sting_action(mob/living/carbon/human/user)
 	if(!istype(user))
 		return
-	var/obj/item/organ/eyes/E = user.getorganslot("eye_sight")
+	var/obj/item/organ/eyes/E = user.getorganslot(ORGAN_SLOT_EYES)
 	if(E)
 		if(!active)
 			E.sight_flags |= SEE_MOBS | SEE_OBJS | SEE_TURFS //Add sight flags to the user's eyes
@@ -42,7 +42,7 @@


 /obj/effect/proc_holder/changeling/augmented_eyesight/on_refund(mob/user) //Get rid of x-ray vision and flash protection when the user refunds this ability
-	var/obj/item/organ/eyes/E = user.getorganslot("eye_sight")
+	var/obj/item/organ/eyes/E = user.getorganslot(ORGAN_SLOT_EYES)
 	if(E)
 		if (active)
 			E.sight_flags ^= SEE_MOBS | SEE_OBJS | SEE_TURFS
@@ -27,7 +27,7 @@
 			C.emote("scream")
 			C.regenerate_limbs(1)
 		C.regenerate_organs()
-		if(!user.getorganslot("brain"))
+		if(!user.getorganslot(ORGAN_SLOT_BRAIN))
 			var/obj/item/organ/brain/changeling_brain/B = new()
 			B.Insert(C)
 	if(ishuman(user))
@@ -15,11 +15,14 @@
 	. = ..()
 	var/area/A = get_area(src)
 	if(A && construct_type)
-		notify_ghosts("A [construct_name] chassis has been created in [A.name]!", 'sound/magic/clockwork/fellowship_armory.ogg', source = src, action = NOTIFY_ORBIT, flashwindow = FALSE)
+		notify_ghosts("A [construct_name] chassis has been created in [A.name]!", 'sound/magic/clockwork/fellowship_armory.ogg', source = src, action = NOTIFY_ATTACK, flashwindow = FALSE)
 	GLOB.poi_list += src
+	LAZYADD(GLOB.mob_spawners[name], src)

 /obj/item/clockwork/construct_chassis/Destroy()
 	GLOB.poi_list -= src
+	var/list/spawners = GLOB.mob_spawners[name]
+	LAZYREMOVE(spawners, src)
 	. = ..()

 /obj/item/clockwork/construct_chassis/examine(mob/user)
@@ -37,6 +40,7 @@
 	if(!SSticker.mode)
 		to_chat(user, "<span class='danger'>You cannot use that before the game has started.</span>")
 		return
+	user.forceMove(get_turf(src)) //If we attack through the alert, jump to the chassis so we know what we're getting into
 	if(alert(user, "Become a [construct_name]? You can no longer be cloned!", construct_name, "Yes", "Cancel") == "Cancel")
 		return
 	if(QDELETED(src))
@@ -54,8 +54,14 @@
 		else
 			msg += "<b>[t_He] look[t_s] severely dented!</b>\n"
 		msg += "</span>"
+	var/addendum = examine_info()
+	if(addendum)
+		msg += "[addendum]\n"
 	msg += "*---------*</span>"

 	to_chat(user, msg)

+/mob/living/simple_animal/hostile/clockwork/proc/examine_info() //Override this on a by-mob basis to have unique examine info
+	return
+
 /mob/living/simple_animal/hostile/clockwork/proc/update_values() //This is called by certain things to check GLOB.ratvar_awakens and GLOB.ratvar_approaches
@@ -1,3 +1,6 @@
+#define MARAUDER_SLOWDOWN_PERCENTAGE 0.40 //Below this percentage of health, marauders will become slower
+#define MARAUDER_SHIELD_REGEN_TIME 100 //In deciseconds, how long it takes for shields to regenerate after breaking
+
 //Clockwork marauder: A well-rounded frontline construct. Only one can exist for every two human servants.
 /mob/living/simple_animal/hostile/clockwork/marauder
 	name = "clockwork marauder"
@@ -20,9 +23,26 @@
 	playstyle_string = "<b><span class='neovgre'>You are a clockwork marauder,</span> a well-rounded frontline construct of Ratvar. Although you have no \
 	unique abilities, you're a fearsome fighter in one-on-one combat, and your shield protects from projectiles!<br><br>Obey the Servants and do as they \
 	tell you. Your primary goal is to defend the Ark from destruction; they are your allies in this, and should be protected from harm.</b>"
-	empower_string = "<span class='neovgre'>The Anima Bulwark's power flows through you! Your weapon will strike harder, your armor is sturdier, and your shield is considerably more \
-	likely to deflect shots.</span>"
+	empower_string = "<span class='neovgre'>The Anima Bulwark's power flows through you! Your weapon will strike harder, your armor is sturdier, and your shield is more durable.</span>"
 	var/deflect_chance = 40 //Chance to deflect any given projectile (non-damaging energy projectiles are always deflected)
+	var/max_shield_health = 3
+	var/shield_health = 3 //Amount of projectiles that can be deflected within
+	var/shield_health_regen = 0 //When world.time equals this, shield health will regenerate
+
+/mob/living/simple_animal/hostile/clockwork/marauder/examine_info()
+	if(!shield_health)
+		return "<span class='warning'>Its shield has been destroyed!</span>"
+
+/mob/living/simple_animal/hostile/clockwork/marauder/Life()
+	..()
+	if(!GLOB.ratvar_awakens && health / maxHealth <= MARAUDER_SLOWDOWN_PERCENTAGE)
+		speed = initial(speed) + 1 //Yes, this slows them down
+	else
+		speed = initial(speed)
+	if(shield_health != max_shield_health && world.time >= shield_health_regen)
+		to_chat(src, "<span class='neovgre'>Your shield has recovered. <b>[max_shield_health]</b> blocks remaining!</span>")
+		playsound_local(src, "shatter", 75, TRUE, frequency = -1)
+		shield_health = max_shield_health

 /mob/living/simple_animal/hostile/clockwork/marauder/update_values()
 	if(GLOB.ratvar_awakens) //Massive attack damage bonuses and health increase, because Ratvar
@@ -33,6 +53,7 @@
 		attacktext = "devastates"
 		speed = -1
 		obj_damage = 100
+		max_shield_health = INFINITY
 	else if(GLOB.ratvar_approaches) //Hefty health bonus and slight attack damage increase
 		health = 200
 		maxHealth = 200
@@ -40,6 +61,7 @@
 		melee_damage_lower = 15
 		attacktext = "carves"
 		obj_damage = 50
+		max_shield_health = 4

 /mob/living/simple_animal/hostile/clockwork/marauder/death(gibbed)
 	visible_message("<span class='danger'>[src]'s equipment clatters lifelessly to the ground as the red flames within dissipate.</span>", \
@@ -64,21 +86,21 @@
 	return ..()

 /mob/living/simple_animal/hostile/clockwork/marauder/proc/deflect_projectile(obj/item/projectile/P)
-	var/final_deflection_chance = deflect_chance
+	if(!shield_health)
+		return
 	var/energy_projectile = istype(P, /obj/item/projectile/energy) || istype(P, /obj/item/projectile/beam)
-	if(P.nodamage || P.damage_type == STAMINA)
-		final_deflection_chance = 100
-	else if(!energy_projectile) //Flat 40% chance against energy projectiles; ballistic projectiles are 40% - (damage of projectile)%, min. 10%
-		final_deflection_chance = max(10, deflect_chance - P.damage)
-	if(GLOB.ratvar_awakens)
-		final_deflection_chance = 100
-	else if(GLOB.ratvar_approaches)
-		final_deflection_chance = min(100, final_deflection_chance + 20) //20% bonus to deflection if the servants heralded Ratvar
-	if(prob(final_deflection_chance))
-		visible_message("<span class='danger'>[src] deflects [P] with their shield!</span>", \
-		"<span class='danger'>You block [P] with your shield!</span>")
-		if(energy_projectile)
-			playsound(src, 'sound/weapons/effects/searwall.ogg', 50, TRUE)
-		else
-			playsound(src, "ricochet", 50, TRUE)
-		. = TRUE
+	visible_message("<span class='danger'>[src] deflects [P] with their shield!</span>", \
+	"<span class='danger'>You block [P] with your shield! <i>Blocks left:</i> <b>[shield_health - 1]</b></span>")
+	if(energy_projectile)
+		playsound(src, 'sound/weapons/effects/searwall.ogg', 50, TRUE)
+	else
+		playsound(src, "ricochet", 50, TRUE)
+	shield_health--
+	if(!shield_health)
+		visible_message("<span class='warning'>[src]'s shield breaks from deflecting the attack!</span>", "<span class='boldwarning'>Your shield breaks! Give it some time to recover...</span>")
+		playsound(src, "shatter", 100, TRUE)
+	shield_health_regen = world.time + MARAUDER_SHIELD_REGEN_TIME
+	return TRUE
+
+#undef MARAUDER_SLOWDOWN_PERCENTAGE
+#undef MARAUDER_SHIELD_REGEN_TIME
@@ -236,7 +236,7 @@
 	if(A.outdoors || A.map_name == "Space" || !A.blob_allowed)
 		to_chat(invoker, "<span class='danger'>Stargazers can't be built off-station.</span>")
 		return
-	return TRUE
+	return ..()


 //Integration Cog: Creates an integration cog that can be inserted into APCs to passively siphon power.
@@ -491,7 +491,7 @@ Congratulations! You are now trained for invasive xenobiology research!"}
 /obj/item/restraints/handcuffs/energy
 	name = "hard-light energy field"
 	desc = "A hard-light field restraining the hands."
-	icon_state = "cuff_white" // Needs sprite
+	icon_state = "cuff" // Needs sprite
 	lefthand_file = 'icons/mob/inhands/equipment/security_lefthand.dmi'
 	righthand_file = 'icons/mob/inhands/equipment/security_righthand.dmi'
 	breakouttime = 450
@@ -415,7 +415,6 @@ GLOBAL_VAR_INIT(total_borer_hosts_needed, 10)
 	victim = C
 	forceMove(victim)

-	SSticker.mode.update_borer_icons_added_host(victim.mind)

 	RemoveBorerActions()
 	GrantInfestActions()
@@ -591,7 +590,6 @@ GLOBAL_VAR_INIT(total_borer_hosts_needed, 10)
 	var/mob/living/V = victim
 	V.verbs -= /mob/living/proc/borer_comm
 	talk_to_borer_action.Remove(victim)
-	SSticker.mode.update_borer_icons_removed_host(victim.mind)
 	victim = null
 	return

@@ -1099,27 +1097,3 @@ GLOBAL_VAR_INIT(total_borer_hosts_needed, 10)
 /datum/action/innate/borer/jumpstart_host/Activate()
 	var/mob/living/simple_animal/borer/B = owner
 	B.jumpstart()
-
-
-//HUD STUFF
-/datum/game_mode/proc/update_borer_icons_added(datum/mind/borer_mind)
-	var/datum/atom_hud/antag/borerhud = GLOB.huds[ANTAG_HUD_BORER]
-	borerhud.join_hud(borer_mind.current)
-	set_antag_hud(borer_mind.current, "hudbrainworm")
-
-/datum/game_mode/proc/update_borer_icons_removed(datum/mind/borer_mind)
-	var/datum/atom_hud/antag/borerhud = GLOB.huds[ANTAG_HUD_BORER]
-	borerhud.leave_hud(borer_mind.current)
-	set_antag_hud(borer_mind.current, null)
-
-/datum/game_mode/proc/update_borer_icons_added_host(datum/mind/host_mind)
-	var/datum/atom_hud/antag/hosthud = GLOB.huds[ANTAG_HUD_BORER] //Invisible to self
-	hosthud.self_visible = FALSE
-	hosthud.join_hud(host_mind.current)
-	set_antag_hud(host_mind.current, "hudbrainworm")
-
-/datum/game_mode/proc/update_borer_icons_removed_host(datum/mind/host_mind)
-	var/datum/atom_hud/antag/hosthud = GLOB.huds[ANTAG_HUD_BORER] //Invisible to self
-	hosthud.self_visible = FALSE //Probably not needed as we're deleting?
-	hosthud.leave_hud(host_mind.current)
-	set_antag_hud(host_mind.current, null)
@@ -163,7 +163,7 @@
 	var/mob/living/carbon/human/H = new /mob/living/carbon/human(src)

 	if(clonemind.changeling)
-		var/obj/item/organ/brain/B = H.getorganslot("brain")
+		var/obj/item/organ/brain/B = H.getorganslot(ORGAN_SLOT_BRAIN)
 		B.vital = FALSE
 		B.decoy_override = TRUE

@@ -10,7 +10,7 @@ Buildable meters
 /obj/item/pipe
 	name = "pipe"
 	desc = "A pipe."
-	var/pipe_type = 0
+	var/pipe_type
 	var/pipename
 	force = 7
 	throwforce = 7
@@ -19,35 +19,22 @@ Buildable meters
 	item_state = "buildpipe"
 	w_class = WEIGHT_CLASS_NORMAL
 	level = 2
-	var/flipped = FALSE
-	var/is_bent = FALSE
 	var/piping_layer = PIPING_LAYER_DEFAULT
+	var/RPD_type //TEMP: kill this once RPDs get a rewrite pls

-	var/static/list/pipe_types = list(
-		PIPE_SIMPLE, \
-		PIPE_LAYER_MANIFOLD, \
-		PIPE_MANIFOLD, \
-		PIPE_4WAYMANIFOLD, \
-		PIPE_HE, \
-		PIPE_HE_MANIFOLD, \
-		PIPE_HE_4WAYMANIFOLD, \
-		PIPE_JUNCTION, \
-		\
-		PIPE_CONNECTOR, \
-		PIPE_UVENT, \
-		PIPE_SCRUBBER, \
-		PIPE_INJECTOR, \
-		PIPE_HEAT_EXCHANGE, \
-		\
-		PIPE_PUMP, \
-		PIPE_PASSIVE_GATE, \
-		PIPE_VOLUME_PUMP, \
-		PIPE_MVALVE, \
-		PIPE_DVALVE, \
-		\
-		PIPE_GAS_FILTER, \
-		PIPE_GAS_MIXER, \
-	)
+/obj/item/pipe/directional
+	RPD_type = PIPE_UNARY
+/obj/item/pipe/binary
+	RPD_type = PIPE_BINARY
+/obj/item/pipe/binary/bendable
+	RPD_type = PIPE_BENDABLE
+/obj/item/pipe/trinary
+	RPD_type = PIPE_TRINARY
+/obj/item/pipe/trinary/flippable
+	RPD_type = PIPE_TRIN_M
+	var/flipped = FALSE
+/obj/item/pipe/quaternary
+	RPD_type = PIPE_QUAD

 /obj/item/pipe/examine(mob/user)
 	..()
@@ -55,35 +42,27 @@ Buildable meters

 /obj/item/pipe/Initialize(mapload, _pipe_type, _dir, obj/machinery/atmospherics/make_from)
 	if(make_from)
-		setDir(make_from.dir)
-		pipename = make_from.name
-		add_atom_colour(make_from.color, FIXED_COLOUR_PRIORITY)
-
-		if(make_from.type in pipe_types)
-			pipe_type = make_from.type
-			setPipingLayer(make_from.piping_layer)
-		else //make pipe_type a value we can work with
-			for(var/P in pipe_types)
-				if(istype(make_from, P))
-					pipe_type = P
-					break
-
-		var/obj/machinery/atmospherics/components/trinary/triP = make_from
-		if(istype(triP) && triP.flipped)
-			flipped = TRUE
-			setDir(turn(dir, -45))
+		make_from_existing(make_from)
 	else
 		pipe_type = _pipe_type
 		setDir(_dir)

-	if(_dir in GLOB.diagonals)
-		is_bent = TRUE
-
 	update()
-	pixel_x = rand(-5, 5)
-	pixel_y = rand(-5, 5)
+	pixel_x += rand(-5, 5)
+	pixel_y += rand(-5, 5)
 	return ..()

+/obj/item/pipe/proc/make_from_existing(obj/machinery/atmospherics/make_from)
+	setDir(make_from.dir)
+	pipename = make_from.name
+	add_atom_colour(make_from.color, FIXED_COLOUR_PRIORITY)
+	pipe_type = make_from.type
+
+/obj/item/pipe/trinary/flippable/make_from_existing(obj/machinery/atmospherics/components/trinary/make_from)
+	..()
+	if(make_from.flipped)
+		do_a_flip()
+
 /obj/item/pipe/dropped()
 	if(loc)
 		setPipingLayer(piping_layer)
@@ -91,73 +70,19 @@ Buildable meters

 /obj/item/pipe/proc/setPipingLayer(new_layer = PIPING_LAYER_DEFAULT)
 	var/obj/machinery/atmospherics/fakeA = get_pipe_cache(pipe_type)
-	var/nolayer = (fakeA.pipe_flags & PIPING_ALL_LAYER)
-	if(nolayer)
+
+	if(fakeA.pipe_flags & PIPING_ALL_LAYER)
 		new_layer = PIPING_LAYER_DEFAULT
 	piping_layer = new_layer
-	if(pipe_type != PIPE_LAYER_MANIFOLD)
-		pixel_x = (piping_layer - PIPING_LAYER_DEFAULT) * PIPING_LAYER_P_X
-		pixel_y = (piping_layer - PIPING_LAYER_DEFAULT) * PIPING_LAYER_P_Y
-		layer = initial(layer) + ((piping_layer - PIPING_LAYER_DEFAULT) * PIPING_LAYER_LCHANGE)

-//update the name and icon of the pipe item depending on the type
-GLOBAL_LIST_INIT(pipeID2State, list(
-	"[PIPE_SIMPLE]"			 = "simple", \
-	"[PIPE_MANIFOLD]"		 = "manifold", \
-	"[PIPE_LAYER_MANIFOLD]"	 = "layer_manifold", \
-	"[PIPE_4WAYMANIFOLD]"	 = "manifold4w", \
-	"[PIPE_HE]"				 = "he", \
-	"[PIPE_HE_MANIFOLD]"	 = "he_manifold", \
-	"[PIPE_HE_4WAYMANIFOLD]" = "he_manifold4w", \
-	"[PIPE_JUNCTION]"		 = "junction", \
-	\
-	"[PIPE_CONNECTOR]"		 = "connector", \
-	"[PIPE_UVENT]"			 = "uvent", \
-	"[PIPE_SCRUBBER]"		 = "scrubber", \
-	"[PIPE_INJECTOR]"		 = "injector", \
-	"[PIPE_HEAT_EXCHANGE]"	 = "heunary", \
-	\
-	"[PIPE_PUMP]"			 = "pump", \
-	"[PIPE_PASSIVE_GATE]"	 = "passivegate", \
-	"[PIPE_VOLUME_PUMP]"	 = "volumepump", \
-	"[PIPE_MVALVE]"			 = "mvalve", \
-	"[PIPE_DVALVE]"			 = "dvalve", \
-	\
-	"[PIPE_GAS_FILTER]"		 = "filter", \
-	"[PIPE_GAS_MIXER]"		 = "mixer", \
-))
+	pixel_x += (piping_layer - PIPING_LAYER_DEFAULT) * PIPING_LAYER_P_X
+	pixel_y += (piping_layer - PIPING_LAYER_DEFAULT) * PIPING_LAYER_P_Y
+	layer = initial(layer) + ((piping_layer - PIPING_LAYER_DEFAULT) * PIPING_LAYER_LCHANGE)

 /obj/item/pipe/proc/update()
-	var/list/nlist = list(\
-		"[PIPE_SIMPLE]" 		= "pipe", \
-		"[PIPE_SIMPLE]_b" 		= "bent pipe", \
-		"[PIPE_MANIFOLD]" 		= "manifold", \
-		"[PIPE_LAYER_MANIFOLD]" = "layer manifold", \
-		"[PIPE_4WAYMANIFOLD]" 	= "4-way manifold", \
-		"[PIPE_HE]" 			= "h/e pipe", \
-		"[PIPE_HE]_b" 			= "bent h/e pipe", \
-		"[PIPE_HE_MANIFOLD]"	= "h/e manifold", \
-		"[PIPE_HE_4WAYMANIFOLD]"= "h/e 4-way manifold", \
-		"[PIPE_JUNCTION]" 		= "junction", \
-		\
-		"[PIPE_CONNECTOR]" 		= "connector", \
-		"[PIPE_UVENT]" 			= "vent", \
-		"[PIPE_SCRUBBER]" 		= "scrubber", \
-		"[PIPE_INJECTOR]"		= "injector", \
-		"[PIPE_HEAT_EXCHANGE]" 	= "heat exchanger", \
-		\
-		"[PIPE_PUMP]" 			= "pump", \
-		"[PIPE_PASSIVE_GATE]" 	= "passive gate", \
-		"[PIPE_VOLUME_PUMP]" 	= "volume pump", \
-		"[PIPE_MVALVE]" 		= "manual valve", \
-		"[PIPE_DVALVE]" 		= "digital valve", \
-		\
-		"[PIPE_GAS_FILTER]" 	= "gas filter", \
-		"[PIPE_GAS_MIXER]" 		= "gas mixer", \
-		)
-	//fix_pipe_type()
-	name = nlist["[pipe_type][is_bent ? "_b" : ""]"] + " fitting"
-	icon_state = GLOB.pipeID2State["[pipe_type]"]
+	var/obj/machinery/atmospherics/A = get_pipe_cache(pipe_type)
+	name = "[A.name] fitting"
+	icon_state = A.pipe_state

 // rotate the pipe item clockwise

@@ -170,11 +95,8 @@ GLOBAL_LIST_INIT(pipeID2State, list(
 		return

 	setDir(turn(dir, -90))
-
 	fixdir()

-	return
-
 /obj/item/pipe/verb/flip()
 	set category = "Object"
 	set name = "Flip Pipe"
@@ -183,16 +105,15 @@ GLOBAL_LIST_INIT(pipeID2State, list(
 	if ( usr.stat || usr.restrained() || !usr.canmove )
 		return

-	if (pipe_type in list(PIPE_GAS_FILTER, PIPE_GAS_MIXER))
-		setDir(turn(dir, flipped )? 45 : -45)
-		flipped = !flipped
-		return
+	do_a_flip()

+/obj/item/pipe/proc/do_a_flip()
 	setDir(turn(dir, -180))
-
 	fixdir()

-	return
+/obj/item/pipe/trinary/flippable/do_a_flip()
+	setDir(turn(dir, flipped ? 45 : -45))
+	flipped = !flipped

 /obj/item/pipe/AltClick(mob/user)
 	..()
@@ -207,21 +128,21 @@ GLOBAL_LIST_INIT(pipeID2State, list(
 /obj/item/pipe/Move()
 	var/old_dir = dir
 	..()
-	setDir(old_dir )//pipes changing direction when moved is just annoying and buggy
-
-/obj/item/pipe/proc/unflip(direction)
-	if(direction in GLOB.diagonals)
-		return turn(direction, 45)
-
-	return direction
+	setDir(old_dir) //pipes changing direction when moved is just annoying and buggy

 //Helper to clean up dir
 /obj/item/pipe/proc/fixdir()
-	if((pipe_type in list (PIPE_SIMPLE, PIPE_HE, PIPE_MVALVE, PIPE_DVALVE, PIPE_LAYER_MANIFOLD)) && !is_bent)
-		if(dir==SOUTH)
-			setDir(NORTH)
-		else if(dir==WEST)
-			setDir(EAST)
+	return
+
+/obj/item/pipe/binary/fixdir()
+	if(dir == SOUTH)
+		setDir(NORTH)
+	else if(dir == WEST)
+		setDir(EAST)
+
+/obj/item/pipe/trinary/flippable/fixdir()
+	if(dir in GLOB.diagonals)
+		setDir(turn(dir, 45))

 /obj/item/pipe/attack_self(mob/user)
 	return rotate()
@@ -245,16 +166,14 @@ GLOBAL_LIST_INIT(pipeID2State, list(
 	add_fingerprint(user)

 	fixdir()
-	if(pipe_type in list(PIPE_GAS_MIXER, PIPE_GAS_FILTER))
-		setDir(unflip(dir))

 	var/obj/machinery/atmospherics/fakeA = get_pipe_cache(pipe_type, dir)

 	for(var/obj/machinery/atmospherics/M in loc)
-		if((M.pipe_flags & PIPING_ONE_PER_TURF) && (fakeA.pipe_flags & PIPING_ONE_PER_TURF))	//Only one dense/requires density object per tile, eg connectors/cryo/heater/coolers.
+		if((M.pipe_flags & fakeA.pipe_flags & PIPING_ONE_PER_TURF))	//Only one dense/requires density object per tile, eg connectors/cryo/heater/coolers.
 			to_chat(user, "<span class='warning'>Something is hogging the tile!</span>")
 			return TRUE
-		if((M.piping_layer != piping_layer) && !((M.pipe_flags & PIPING_ALL_LAYER) || (pipe_type == PIPE_LAYER_MANIFOLD)))
+		if((M.piping_layer != piping_layer) && !((M.pipe_flags | fakeA.pipe_flags) & PIPING_ALL_LAYER)) //don't continue if either pipe goes across all layers
 			continue
 		if(M.GetInitDirections() & fakeA.GetInitDirections())	// matches at least one direction on either type of pipe
 			to_chat(user, "<span class='warning'>There is already a pipe at that location!</span>")
@@ -262,16 +181,8 @@ GLOBAL_LIST_INIT(pipeID2State, list(
 	// no conflicts found

 	var/obj/machinery/atmospherics/A = new pipe_type(loc)
-	A.setDir(dir)
-	A.SetInitDirections()
-
-	if(pipename)
-		A.name = pipename
-
-	var/obj/machinery/atmospherics/components/trinary/T = A
-	if(istype(T))
-		T.flipped = flipped
-	A.on_construction(pipe_type, color, piping_layer)
+	build_pipe(A)
+	A.on_construction(color, piping_layer)

 	playsound(src, W.usesound, 50, 1)
 	user.visible_message( \
@@ -281,20 +192,28 @@ GLOBAL_LIST_INIT(pipeID2State, list(

 	qdel(src)

-/obj/item/pipe/suicide_act(mob/user)
-	if(pipe_type in list(PIPE_PUMP, PIPE_PASSIVE_GATE, PIPE_VOLUME_PUMP))
-		user.visible_message("<span class='suicide'>[user] shoves [src] in [user.p_their()] mouth and turns it on!  It looks like [user.p_theyre()] trying to commit suicide!</span>")
-		if(iscarbon(user))
-			var/mob/living/carbon/C = user
-			for(var/i=1 to 20)
-				C.vomit(0, TRUE, FALSE, 4, FALSE)
-				if(prob(20))
-					C.spew_organ()
-				sleep(5)
-			C.blood_volume = 0
-		return(OXYLOSS|BRUTELOSS)
-	else
-		return ..()
+/obj/item/pipe/proc/build_pipe(obj/machinery/atmospherics/A)
+	A.setDir(dir)
+	A.SetInitDirections()
+
+	if(pipename)
+		A.name = pipename
+
+/obj/item/pipe/trinary/flippable/build_pipe(obj/machinery/atmospherics/components/trinary/T)
+	..()
+	T.flipped = flipped
+
+/obj/item/pipe/directional/suicide_act(mob/user)
+	user.visible_message("<span class='suicide'>[user] shoves [src] in [user.p_their()] mouth and turns it on! It looks like [user.p_theyre()] trying to commit suicide!</span>")
+	if(iscarbon(user))
+		var/mob/living/carbon/C = user
+		for(var/i=1 to 20)
+			C.vomit(0, TRUE, FALSE, 4, FALSE)
+			if(prob(20))
+				C.spew_organ()
+			sleep(5)
+		C.blood_volume = 0
+	return(OXYLOSS|BRUTELOSS)

 /obj/item/pipe_meter
 	name = "meter"
@@ -332,4 +251,3 @@ GLOBAL_LIST_INIT(pipeID2State, list(
 	piping_layer = new_layer
 	pixel_x = (new_layer - PIPING_LAYER_DEFAULT) * PIPING_LAYER_P_X
 	pixel_y = (new_layer - PIPING_LAYER_DEFAULT) * PIPING_LAYER_P_Y
-
@@ -17,30 +17,30 @@
 	var/dat = {"
 PIPING LAYER: <A href='?src=\ref[src];layer_down=1'>--</A><b>[piping_layer]</b><A href='?src=\ref[src];layer_up=1'>++</A><BR>
 <b>Pipes:</b><BR>
-<A href='?src=\ref[src];make=[PIPE_SIMPLE];dir=1'>Pipe</A><BR>
-<A href='?src=\ref[src];make=[PIPE_SIMPLE];dir=5'>Bent Pipe</A><BR>
-<A href='?src=\ref[src];make=[PIPE_MANIFOLD];dir=1'>Manifold</A><BR>
-<A href='?src=\ref[src];make=[PIPE_LAYER_MANIFOLD];dir=1'>Layer Manifold</A><BR>
-<A href='?src=\ref[src];make=[PIPE_4WAYMANIFOLD];dir=1'>4-Way Manifold</A><BR>
-<A href='?src=\ref[src];make=[PIPE_MVALVE];dir=1'>Manual Valve</A><BR>
-<A href='?src=\ref[src];make=[PIPE_DVALVE];dir=1'>Digital Valve</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/pipe/simple];dir=1'>Pipe</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/pipe/simple];dir=5'>Bent Pipe</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/pipe/manifold];dir=1'>Manifold</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/pipe/layer_manifold];dir=1'>Layer Manifold</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/pipe/manifold4w];dir=1'>4-Way Manifold</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/components/binary/valve];dir=1'>Manual Valve</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/components/binary/valve/digital];dir=1'>Digital Valve</A><BR>
 <b>Devices:</b><BR>
-<A href='?src=\ref[src];make=[PIPE_CONNECTOR];dir=1'>Connector</A><BR>
-<A href='?src=\ref[src];make=[PIPE_UVENT];dir=1'>Vent</A><BR>
-<A href='?src=\ref[src];make=[PIPE_PUMP];dir=1'>Gas Pump</A><BR>
-<A href='?src=\ref[src];make=[PIPE_PASSIVE_GATE];dir=1'>Passive Gate</A><BR>
-<A href='?src=\ref[src];make=[PIPE_VOLUME_PUMP];dir=1'>Volume Pump</A><BR>
-<A href='?src=\ref[src];make=[PIPE_SCRUBBER];dir=1'>Scrubber</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/components/unary/portables_connector];dir=1'>Connector</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/components/unary/vent_pump];dir=1'>Vent</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/components/binary/pump];dir=1'>Gas Pump</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/components/binary/passive_gate];dir=1'>Passive Gate</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/components/binary/volume_pump];dir=1'>Volume Pump</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/components/unary/vent_scrubber];dir=1'>Scrubber</A><BR>
 <A href='?src=\ref[src];makemeter=1'>Meter</A><BR>
-<A href='?src=\ref[src];make=[PIPE_GAS_FILTER];dir=1'>Gas Filter</A><BR>
-<A href='?src=\ref[src];make=[PIPE_GAS_MIXER];dir=1'>Gas Mixer</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/components/trinary/filter];dir=1'>Gas Filter</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/components/trinary/mixer];dir=1'>Gas Mixer</A><BR>
 <b>Heat exchange:</b><BR>
-<A href='?src=\ref[src];make=[PIPE_HE];dir=1'>Pipe</A><BR>
-<A href='?src=\ref[src];make=[PIPE_HE];dir=5'>Bent Pipe</A><BR>
-<A href='?src=\ref[src];make=[PIPE_HE_MANIFOLD];dir=1'>Manifold</A><BR>
-<A href='?src=\ref[src];make=[PIPE_HE_4WAYMANIFOLD];dir=1'>4-Way Manifold</A><BR>
-<A href='?src=\ref[src];make=[PIPE_JUNCTION];dir=1'>Junction</A><BR>
-<A href='?src=\ref[src];make=[PIPE_HEAT_EXCHANGE];dir=1'>Heat Exchanger</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/pipe/heat_exchanging/simple];dir=1'>Pipe</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/pipe/heat_exchanging/simple];dir=5'>Bent Pipe</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/pipe/heat_exchanging/manifold];dir=1'>Manifold</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/pipe/heat_exchanging/manifold4w];dir=1'>4-Way Manifold</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/pipe/heat_exchanging/junction];dir=1'>Junction</A><BR>
+<A href='?src=\ref[src];make=[/obj/machinery/atmospherics/components/unary/heat_exchanger];dir=1'>Heat Exchanger</A><BR>
 "}


@@ -408,8 +408,7 @@
 			return reset()
 	if(!use_cable(1))
 		return reset()
-	var/obj/structure/cable/NC = new(new_turf)
-	NC.cableColor("red")
+	var/obj/structure/cable/NC = new(new_turf, "red")
 	NC.d1 = 0
 	NC.d2 = fdirn
 	NC.update_icon()
@@ -135,9 +135,10 @@
 		var/obj/item/clothing/shoes/S = H.shoes
 		if(S && S.bloody_shoes[blood_state])
 			S.bloody_shoes[blood_state] = max(S.bloody_shoes[blood_state] - BLOOD_LOSS_PER_STEP, 0)
-			entered_dirs|= H.dir
-			shoe_types |= H.shoes.type
-	update_icon()
+			shoe_types |= S.type
+			if (!(entered_dirs & H.dir))
+				entered_dirs |= H.dir
+				update_icon()

 /obj/effect/decal/cleanable/blood/footprints/Uncrossed(atom/movable/O)
 	..()
@@ -146,9 +147,11 @@
 		var/obj/item/clothing/shoes/S = H.shoes
 		if(S && S.bloody_shoes[blood_state])
 			S.bloody_shoes[blood_state] = max(S.bloody_shoes[blood_state] - BLOOD_LOSS_PER_STEP, 0)
-			exited_dirs|= H.dir
-			shoe_types |= H.shoes.type
-	update_icon()
+			shoe_types  |= S.type
+			if (!(exited_dirs & H.dir))
+				exited_dirs |= H.dir
+				update_icon()
+			

 /obj/effect/decal/cleanable/blood/footprints/update_icon()
 	cut_overlays()
@@ -519,7 +519,7 @@ GLOBAL_VAR_INIT(rpg_loot_items, FALSE)

 	M.adjust_blurriness(3)
 	M.adjust_eye_damage(rand(2,4))
-	var/obj/item/organ/eyes/eyes = M.getorganslot("eye_sight")
+	var/obj/item/organ/eyes/eyes = M.getorganslot(ORGAN_SLOT_EYES)
 	if (!eyes)
 		return
 	if(eyes.eye_damage >= 10)
@@ -4,12 +4,6 @@
 CONTAINS:
 RPD
 */
-#define PIPE_BINARY		0
-#define PIPE_BENDABLE	1
-#define PIPE_TRINARY	2
-#define PIPE_TRIN_M		3
-#define PIPE_UNARY		4
-#define PIPE_QUAD		5

 #define PAINT_MODE -2
 #define EATING_MODE -1
@@ -22,23 +16,29 @@ RPD

 /datum/pipe_info
 	var/id=-1
-	var/categoryId = CATEGORY_ATMOS
+	var/categoryId
 	var/dir=SOUTH
 	var/dirtype = PIPE_BENDABLE
-	var/icon = 'icons/obj/atmospherics/pipes/pipe_item.dmi'
-	var/icon_state=""
+	var/icon
+	var/icon_state
 	var/selected=0

-/datum/pipe_info/New(pid,direction,dt)
-	id=pid
-	icon_state=GLOB.pipeID2State["[pid]"]
-	dir = direction
-	dirtype=dt
+/datum/pipe_info/pipe
+	categoryId = CATEGORY_ATMOS
+	icon = 'icons/obj/atmospherics/pipes/pipe_item.dmi'
+
+/datum/pipe_info/pipe/New(obj/machinery/atmospherics/path)
+	id = path
+	icon_state = initial(path.pipe_state)
+	dirtype = initial(path.construction_type)

 /datum/pipe_info/proc/Render(dispenser,label)
+
+/datum/pipe_info/pipe/Render(dispenser,label,dir=NORTH)
 	return "<li><a href='?src=\ref[dispenser];makepipe=[id];dir=[dir];type=[dirtype]'>[label]</a></li>"

 /datum/pipe_info/meter
+	categoryId = CATEGORY_ATMOS
 	icon = 'icons/obj/atmospherics/pipes/simple.dmi'
 	icon_state = "meterX"

@@ -64,7 +64,6 @@ GLOBAL_LIST_INIT(disposalpipeID2State, list(
 /datum/pipe_info/disposal
 	categoryId = CATEGORY_DISPOSALS
 	icon = 'icons/obj/atmospherics/pipes/disposal.dmi'
-	icon_state = "meterX"

 /datum/pipe_info/disposal/New(var/pid,var/dt)
 	id=pid
@@ -80,33 +79,31 @@ GLOBAL_LIST_INIT(disposalpipeID2State, list(
 //find these defines in code\game\machinery\pipe\consruction.dm
 GLOBAL_LIST_INIT(RPD_recipes, list(
 	"Pipes" = list(
-		"Pipe"				= new /datum/pipe_info(PIPE_SIMPLE,				1,	PIPE_BENDABLE),
-		//"Bent Pipe"		= new /datum/pipe_info(PIPE_SIMPLE,	 			5,	PIPE_BENT),
-		"Manifold"			= new /datum/pipe_info(PIPE_MANIFOLD, 			1,	PIPE_TRINARY),
-		"Manual Valve"		= new /datum/pipe_info(PIPE_MVALVE, 			1,	PIPE_BINARY),
-		"Digital Valve"		= new /datum/pipe_info(PIPE_DVALVE,				1,	PIPE_BINARY),
-		"4-Way Manifold"	= new /datum/pipe_info(PIPE_4WAYMANIFOLD,		1,	PIPE_QUAD),
-		"Layer Manifold"	= new /datum/pipe_info(PIPE_LAYER_MANIFOLD,		1,	PIPE_BINARY),
+		"Pipe"				= new /datum/pipe_info/pipe(/obj/machinery/atmospherics/pipe/simple),
+		"Manifold"			= new /datum/pipe_info/pipe(/obj/machinery/atmospherics/pipe/manifold),
+		"Manual Valve"		= new /datum/pipe_info/pipe(/obj/machinery/atmospherics/components/binary/valve),
+		"Digital Valve"		= new /datum/pipe_info/pipe(/obj/machinery/atmospherics/components/binary/valve/digital),
+		"4-Way Manifold"	= new /datum/pipe_info/pipe(/obj/machinery/atmospherics/pipe/manifold4w),
+		"Layer Manifold"	= new /datum/pipe_info/pipe(/obj/machinery/atmospherics/pipe/layer_manifold),
 	),
-	"Devices"=list(
-		"Connector"      = new /datum/pipe_info(PIPE_CONNECTOR,			1, PIPE_UNARY),
-		"Unary Vent"     = new /datum/pipe_info(PIPE_UVENT,				1, PIPE_UNARY),
-		"Gas Pump"       = new /datum/pipe_info(PIPE_PUMP,				1, PIPE_UNARY),
-		"Passive Gate"   = new /datum/pipe_info(PIPE_PASSIVE_GATE,		1, PIPE_UNARY),
-		"Volume Pump"    = new /datum/pipe_info(PIPE_VOLUME_PUMP,		1, PIPE_UNARY),
-		"Scrubber"       = new /datum/pipe_info(PIPE_SCRUBBER,			1, PIPE_UNARY),
-		"Injector"       = new /datum/pipe_info(PIPE_INJECTOR,     		1, PIPE_UNARY),
+	"Devices" = list(
+		"Connector"      = new /datum/pipe_info/pipe(/obj/machinery/atmospherics/components/unary/portables_connector),
+		"Unary Vent"     = new /datum/pipe_info/pipe(/obj/machinery/atmospherics/components/unary/vent_pump),
+		"Gas Pump"       = new /datum/pipe_info/pipe(/obj/machinery/atmospherics/components/binary/pump),
+		"Passive Gate"   = new /datum/pipe_info/pipe(/obj/machinery/atmospherics/components/binary/passive_gate),
+		"Volume Pump"    = new /datum/pipe_info/pipe(/obj/machinery/atmospherics/components/binary/volume_pump),
+		"Scrubber"       = new /datum/pipe_info/pipe(/obj/machinery/atmospherics/components/unary/vent_scrubber),
+		"Injector"       = new /datum/pipe_info/pipe(/obj/machinery/atmospherics/components/unary/outlet_injector),
 		"Meter"          = new /datum/pipe_info/meter(),
-		"Gas Filter"     = new /datum/pipe_info(PIPE_GAS_FILTER,		1, PIPE_TRIN_M),
-		"Gas Mixer"      = new /datum/pipe_info(PIPE_GAS_MIXER,			1, PIPE_TRIN_M),
+		"Gas Filter"     = new /datum/pipe_info/pipe(/obj/machinery/atmospherics/components/trinary/filter),
+		"Gas Mixer"      = new /datum/pipe_info/pipe(/obj/machinery/atmospherics/components/trinary/mixer),
 	),
 	"Heat Exchange" = list(
-		"Pipe"           = new /datum/pipe_info(PIPE_HE,				1, PIPE_BENDABLE),
-		//"Bent Pipe"      = new /datum/pipe_info(PIPE_HE,				5, PIPE_BENT),
-		"Manifold"       = new /datum/pipe_info(PIPE_HE_MANIFOLD, 		1, PIPE_TRINARY),
-		"4-Way Manifold" = new /datum/pipe_info(PIPE_HE_4WAYMANIFOLD,	1, PIPE_QUAD),
-		"Junction"       = new /datum/pipe_info(PIPE_JUNCTION,			1, PIPE_UNARY),
-		"Heat Exchanger" = new /datum/pipe_info(PIPE_HEAT_EXCHANGE,		1, PIPE_UNARY),
+		"Pipe"           = new /datum/pipe_info/pipe(/obj/machinery/atmospherics/pipe/heat_exchanging/simple),
+		"Manifold"       = new /datum/pipe_info/pipe(/obj/machinery/atmospherics/pipe/heat_exchanging/manifold),
+		"4-Way Manifold" = new /datum/pipe_info/pipe(/obj/machinery/atmospherics/pipe/heat_exchanging/manifold4w),
+		"Junction"       = new /datum/pipe_info/pipe(/obj/machinery/atmospherics/pipe/heat_exchanging/junction),
+		"Heat Exchanger" = new /datum/pipe_info/pipe(/obj/machinery/atmospherics/components/unary/heat_exchanger),
 	),
 	"Disposal Pipes" = list(
 		"Pipe"          = new /datum/pipe_info/disposal(DISP_PIPE_STRAIGHT,	PIPE_BINARY),
@@ -120,6 +117,7 @@ GLOBAL_LIST_INIT(RPD_recipes, list(
 		"Sort Junction" = new /datum/pipe_info/disposal(DISP_SORTJUNCTION,	PIPE_TRINARY),
 	)
 ))
+
 /obj/item/pipe_dispenser
 	name = "Rapid Piping Device (RPD)"
 	desc = "A device used to rapidly pipe things."
@@ -137,7 +135,7 @@ GLOBAL_LIST_INIT(RPD_recipes, list(
 	resistance_flags = FIRE_PROOF
 	var/datum/effect_system/spark_spread/spark_system
 	var/working = 0
-	var/p_type = PIPE_SIMPLE
+	var/p_type = /obj/machinery/atmospherics/pipe/simple
 	var/p_conntype = PIPE_BENDABLE
 	var/p_dir = 1
 	var/p_flipped = 0
@@ -201,7 +199,7 @@ GLOBAL_LIST_INIT(RPD_recipes, list(
 	if(screen == CATEGORY_ATMOS)
 		dat += "<span class='linkOn'>Atmospherics</span> <A href='?src=\ref[src];screen=[CATEGORY_DISPOSALS];dmake=0;type=0'>Disposals</A><BR>"
 	else if(screen == CATEGORY_DISPOSALS)
-		dat += "<A href='?src=\ref[src];screen=[CATEGORY_ATMOS];makepipe=0;dir=1;type=0'>Atmospherics</A> <span class='linkOn'>Disposals</span><BR>"
+		dat += "<A href='?src=\ref[src];screen=[CATEGORY_ATMOS];makepipe=[/obj/machinery/atmospherics/pipe/simple];dir=1;type=0'>Atmospherics</A> <span class='linkOn'>Disposals</span><BR>"
 	var/generated_layer_list = ""
 	var/layers_total = PIPING_LAYER_MAX - PIPING_LAYER_MIN + 1
 	for(var/iter = PIPING_LAYER_MIN, iter <= layers_total, iter++)
@@ -220,9 +218,9 @@ GLOBAL_LIST_INIT(RPD_recipes, list(
 			var/datum/pipe_info/I = cat[label]
 			var/found=0
 			if(I.id == p_type)
-				if((p_class == ATMOS_MODE || p_class == METER_MODE) && (I.type == /datum/pipe_info || I.type == /datum/pipe_info/meter))
+				if((p_class == ATMOS_MODE || p_class == METER_MODE) && (istype(I, /datum/pipe_info/pipe) || istype(I, /datum/pipe_info/meter)))
 					found=1
-				else if(p_class == DISPOSALS_MODE && I.type==/datum/pipe_info/disposal)
+				else if(p_class == DISPOSALS_MODE && istype(I, /datum/pipe_info/disposal))
 					found=1
 			if(found)
 				preview=new /icon(I.icon,I.icon_state)
@@ -510,7 +508,8 @@ GLOBAL_LIST_INIT(RPD_recipes, list(
 	if(href_list["makepipe"])
 		p_type = text2path(href_list["makepipe"])
 		p_dir = text2num(href_list["dir"])
-		p_conntype = text2num(href_list["type"])
+		var/obj/item/pipe/path = text2path(href_list["type"])
+		p_conntype = initial(path.RPD_type)
 		p_class = ATMOS_MODE
 		spark_system.start()
 		playsound(get_turf(src), 'sound/effects/pop.ogg', 50, 0)
@@ -581,7 +580,9 @@ GLOBAL_LIST_INIT(RPD_recipes, list(
 			if(do_after(user, 2, target = A))
 				activate()
 				var/obj/item/pipe/P = new(A, queued_p_type, queued_p_dir)
-				P.flipped = queued_p_flipped
+				if(queued_p_flipped)
+					var/obj/item/pipe/trinary/flippable/F = P
+					F.flipped = queued_p_flipped
 				P.update()
 				P.add_fingerprint(usr)
 				if(!isnull(temp_piping_layer))
@@ -627,12 +628,6 @@ GLOBAL_LIST_INIT(RPD_recipes, list(
 /obj/item/pipe_dispenser/proc/activate()
 	playsound(get_turf(src), 'sound/items/deconstruct.ogg', 50, 1)

-#undef PIPE_BINARY
-#undef PIPE_BENT
-#undef PIPE_TRINARY
-#undef PIPE_TRIN_M
-#undef PIPE_UNARY
-#undef PIPE_QUAD
 #undef PAINT_MODE
 #undef EATING_MODE
 #undef ATMOS_MODE
@@ -1,126 +1,126 @@
-/obj/item/airlock_painter
-	name = "airlock painter"
-	desc = "An advanced autopainter preprogrammed with several paintjobs for airlocks. Use it on an airlock during or after construction to change the paintjob."
-	icon = 'icons/obj/objects.dmi'
-	icon_state = "paint sprayer"
-	item_state = "paint sprayer"
-
-	w_class = WEIGHT_CLASS_SMALL
-
-	materials = list(MAT_METAL=50, MAT_GLASS=50)
-	origin_tech = "engineering=2"
-
-	flags_1 = CONDUCT_1 | NOBLUDGEON_1
-	slot_flags = SLOT_BELT
-
-	var/obj/item/device/toner/ink = null
-
-/obj/item/airlock_painter/New()
-	..()
-	ink = new /obj/item/device/toner(src)
-
-//This proc doesn't just check if the painter can be used, but also uses it.
-//Only call this if you are certain that the painter will be used right after this check!
-/obj/item/airlock_painter/proc/use(mob/user)
-	if(can_use(user))
-		ink.charges--
-		playsound(src.loc, 'sound/effects/spray2.ogg', 50, 1)
-		return 1
-	else
-		return 0
-
-//This proc only checks if the painter can be used.
-//Call this if you don't want the painter to be used right after this check, for example
-//because you're expecting user input.
-/obj/item/airlock_painter/proc/can_use(mob/user)
-	if(!ink)
-		to_chat(user, "<span class='notice'>There is no toner cartridge installed in [src]!</span>")
-		return 0
-	else if(ink.charges < 1)
-		to_chat(user, "<span class='notice'>[src] is out of ink!</span>")
-		return 0
-	else
-		return 1
-
-/obj/item/airlock_painter/suicide_act(mob/user)
-	var/obj/item/organ/lungs/L = user.getorganslot("lungs")
-
-	if(can_use(user) && L)
-		user.visible_message("<span class='suicide'>[user] is inhaling toner from [src]! It looks like [user.p_theyre()] trying to commit suicide!</span>")
-		use(user)
-
-		// Once you've inhaled the toner, you throw up your lungs
-		// and then die.
-
-		// Find out if there is an open turf in front of us,
-		// and if not, pick the turf we are standing on.
-		var/turf/T = get_step(get_turf(src), user.dir)
-		if(!isopenturf(T))
-			T = get_turf(src)
-
-		// they managed to lose their lungs between then and
-		// now. Good job.
-		if(!L)
-			return OXYLOSS
-
-		L.Remove(user)
-
-		// make some colorful reagent, and apply it to the lungs
-		L.create_reagents(10)
-		L.reagents.add_reagent("colorful_reagent", 10)
-		L.reagents.reaction(L, TOUCH, 1)
-
-		// TODO maybe add some colorful vomit?
-
-		user.visible_message("<span class='suicide'>[user] vomits out their [L]!</span>")
-		playsound(user.loc, 'sound/effects/splat.ogg', 50, 1)
-
-		L.forceMove(T)
-
-		return (TOXLOSS|OXYLOSS)
-	else if(can_use(user) && !L)
-		user.visible_message("<span class='suicide'>[user] is spraying toner on [user.p_them()]self from [src]! It looks like [user.p_theyre()] trying to commit suicide.</span>")
-		user.reagents.add_reagent("colorful_reagent", 1)
-		user.reagents.reaction(user, TOUCH, 1)
-		return TOXLOSS
-
-	else
-		user.visible_message("<span class='suicide'>[user] is trying to inhale toner from [src]! It might be a suicide attempt if [src] had any toner.</span>")
-		return SHAME
-
-
-/obj/item/airlock_painter/examine(mob/user)
-	..()
-	if(!ink)
-		to_chat(user, "<span class='notice'>It doesn't have a toner cartridge installed.</span>")
-		return
-	var/ink_level = "high"
-	if(ink.charges < 1)
-		ink_level = "empty"
-	else if((ink.charges/ink.max_charges) <= 0.25) //25%
-		ink_level = "low"
-	else if((ink.charges/ink.max_charges) > 1) //Over 100% (admin var edit)
-		ink_level = "dangerously high"
-	to_chat(user, "<span class='notice'>Its ink levels look [ink_level].</span>")
-
-
-/obj/item/airlock_painter/attackby(obj/item/W, mob/user, params)
-	if(istype(W, /obj/item/device/toner))
-		if(ink)
-			to_chat(user, "<span class='notice'>[src] already contains \a [ink].</span>")
-			return
-		if(!user.transferItemToLoc(W, src))
-			return
-		to_chat(user, "<span class='notice'>You install [W] into [src].</span>")
-		ink = W
-		playsound(src.loc, 'sound/machines/click.ogg', 50, 1)
-	else
-		return ..()
-
-/obj/item/airlock_painter/attack_self(mob/user)
-	if(ink)
-		playsound(src.loc, 'sound/machines/click.ogg', 50, 1)
-		ink.loc = user.loc
-		user.put_in_hands(ink)
-		to_chat(user, "<span class='notice'>You remove [ink] from [src].</span>")
-		ink = null
+/obj/item/airlock_painter
+	name = "airlock painter"
+	desc = "An advanced autopainter preprogrammed with several paintjobs for airlocks. Use it on an airlock during or after construction to change the paintjob."
+	icon = 'icons/obj/objects.dmi'
+	icon_state = "paint sprayer"
+	item_state = "paint sprayer"
+
+	w_class = WEIGHT_CLASS_SMALL
+
+	materials = list(MAT_METAL=50, MAT_GLASS=50)
+	origin_tech = "engineering=2"
+
+	flags_1 = CONDUCT_1 | NOBLUDGEON_1
+	slot_flags = SLOT_BELT
+
+	var/obj/item/device/toner/ink = null
+
+/obj/item/airlock_painter/New()
+	..()
+	ink = new /obj/item/device/toner(src)
+
+//This proc doesn't just check if the painter can be used, but also uses it.
+//Only call this if you are certain that the painter will be used right after this check!
+/obj/item/airlock_painter/proc/use(mob/user)
+	if(can_use(user))
+		ink.charges--
+		playsound(src.loc, 'sound/effects/spray2.ogg', 50, 1)
+		return 1
+	else
+		return 0
+
+//This proc only checks if the painter can be used.
+//Call this if you don't want the painter to be used right after this check, for example
+//because you're expecting user input.
+/obj/item/airlock_painter/proc/can_use(mob/user)
+	if(!ink)
+		to_chat(user, "<span class='notice'>There is no toner cartridge installed in [src]!</span>")
+		return 0
+	else if(ink.charges < 1)
+		to_chat(user, "<span class='notice'>[src] is out of ink!</span>")
+		return 0
+	else
+		return 1
+
+/obj/item/airlock_painter/suicide_act(mob/user)
+	var/obj/item/organ/lungs/L = user.getorganslot(ORGAN_SLOT_LUNGS)
+
+	if(can_use(user) && L)
+		user.visible_message("<span class='suicide'>[user] is inhaling toner from [src]! It looks like [user.p_theyre()] trying to commit suicide!</span>")
+		use(user)
+
+		// Once you've inhaled the toner, you throw up your lungs
+		// and then die.
+
+		// Find out if there is an open turf in front of us,
+		// and if not, pick the turf we are standing on.
+		var/turf/T = get_step(get_turf(src), user.dir)
+		if(!isopenturf(T))
+			T = get_turf(src)
+
+		// they managed to lose their lungs between then and
+		// now. Good job.
+		if(!L)
+			return OXYLOSS
+
+		L.Remove(user)
+
+		// make some colorful reagent, and apply it to the lungs
+		L.create_reagents(10)
+		L.reagents.add_reagent("colorful_reagent", 10)
+		L.reagents.reaction(L, TOUCH, 1)
+
+		// TODO maybe add some colorful vomit?
+
+		user.visible_message("<span class='suicide'>[user] vomits out their [L]!</span>")
+		playsound(user.loc, 'sound/effects/splat.ogg', 50, 1)
+
+		L.forceMove(T)
+
+		return (TOXLOSS|OXYLOSS)
+	else if(can_use(user) && !L)
+		user.visible_message("<span class='suicide'>[user] is spraying toner on [user.p_them()]self from [src]! It looks like [user.p_theyre()] trying to commit suicide.</span>")
+		user.reagents.add_reagent("colorful_reagent", 1)
+		user.reagents.reaction(user, TOUCH, 1)
+		return TOXLOSS
+
+	else
+		user.visible_message("<span class='suicide'>[user] is trying to inhale toner from [src]! It might be a suicide attempt if [src] had any toner.</span>")
+		return SHAME
+
+
+/obj/item/airlock_painter/examine(mob/user)
+	..()
+	if(!ink)
+		to_chat(user, "<span class='notice'>It doesn't have a toner cartridge installed.</span>")
+		return
+	var/ink_level = "high"
+	if(ink.charges < 1)
+		ink_level = "empty"
+	else if((ink.charges/ink.max_charges) <= 0.25) //25%
+		ink_level = "low"
+	else if((ink.charges/ink.max_charges) > 1) //Over 100% (admin var edit)
+		ink_level = "dangerously high"
+	to_chat(user, "<span class='notice'>Its ink levels look [ink_level].</span>")
+
+
+/obj/item/airlock_painter/attackby(obj/item/W, mob/user, params)
+	if(istype(W, /obj/item/device/toner))
+		if(ink)
+			to_chat(user, "<span class='notice'>[src] already contains \a [ink].</span>")
+			return
+		if(!user.transferItemToLoc(W, src))
+			return
+		to_chat(user, "<span class='notice'>You install [W] into [src].</span>")
+		ink = W
+		playsound(src.loc, 'sound/machines/click.ogg', 50, 1)
+	else
+		return ..()
+
+/obj/item/airlock_painter/attack_self(mob/user)
+	if(ink)
+		playsound(src.loc, 'sound/machines/click.ogg', 50, 1)
+		ink.loc = user.loc
+		user.put_in_hands(ink)
+		to_chat(user, "<span class='notice'>You remove [ink] from [src].</span>")
+		ink = null
@@ -286,6 +286,7 @@
 	var/req_defib = 1
 	var/combat = 0 //If it penetrates armor and gives additional functionality
 	var/grab_ghost = FALSE
+	var/tlimit = DEFIB_TIME_LIMIT * 10

 /obj/item/twohanded/shockpaddles/proc/recharge(var/time)
 	if(req_defib || !time)
@@ -387,11 +388,14 @@
 	if((!req_defib && grab_ghost) || (req_defib && defib.grab_ghost))
 		H.notify_ghost_cloning("Your heart is being defibrillated!")
 		H.grab_ghost() // Shove them back in their body.
-	else if(!H.suiciding && !(H.disabilities & NOCLONE)&& !H.hellbound)
+	else if(can_defib(H))
 		H.notify_ghost_cloning("Your heart is being defibrillated. Re-enter your corpse if you want to be revived!", source = src)

 	do_help(H, user)

+/obj/item/twohanded/shockpaddles/proc/can_defib(mob/living/carbon/human/H)
+	var/obj/item/organ/brain/BR = H.getorgan(/obj/item/organ/brain)
+	return	(!H.suiciding && !(H.disabilities & NOCLONE) && !H.hellbound && ((world.time - H.timeofdeath) < tlimit) && (H.getBruteLoss() < 180) && (H.getFireLoss() < 180) && H.getorgan(/obj/item/organ/heart) && BR && !BR.damaged_brain)

 /obj/item/twohanded/shockpaddles/proc/do_disarm(mob/living/M, mob/living/user)
 	if(req_defib && defib.safety)
@@ -481,7 +485,6 @@
 		var/tplus = world.time - H.timeofdeath
 		// past this much time the patient is unrecoverable
 		// (in deciseconds)
-		var/tlimit = DEFIB_TIME_LIMIT * 10
 		// brain damage starts setting in on the patient after
 		// some time left rotting
 		var/tloss = DEFIB_TIME_LOSS * 10
@@ -69,7 +69,7 @@
 					to_chat(user, "<span class='notice'>You're going to need to remove that [(M.head && M.head.flags_cover & HEADCOVERSEYES) ? "helmet" : (M.wear_mask && M.wear_mask.flags_cover & MASKCOVERSEYES) ? "mask": "glasses"] first.</span>")
 					return

-				var/obj/item/organ/eyes/E = M.getorganslot("eye_sight")
+				var/obj/item/organ/eyes/E = M.getorganslot(ORGAN_SLOT_EYES)
 				if(!E)
 					to_chat(user, "<span class='danger'>[M] doesn't have any eyes!</span>")
 					return
@@ -171,7 +171,7 @@ MASS SPECTROMETER
 	if(advanced)
 		if(iscarbon(M))
 			var/mob/living/carbon/C = M
-			var/obj/item/organ/ears/ears = C.getorganslot("ears")
+			var/obj/item/organ/ears/ears = C.getorganslot(ORGAN_SLOT_EARS)
 			to_chat(user, "\t<span class='info'><b>==EAR STATUS==</b></span>")
 			if(istype(ears))
 				var/healthy = TRUE
@@ -189,7 +189,7 @@ MASS SPECTROMETER
 					to_chat(user, "\t<span class='info'>Healthy.</span>")
 			else
 				to_chat(user, "\t<span class='alert'>Subject does not have ears.</span>")
-			var/obj/item/organ/eyes/eyes = C.getorganslot("eye_sight")
+			var/obj/item/organ/eyes/eyes = C.getorganslot(ORGAN_SLOT_EYES)
 			to_chat(user, "\t<span class='info'><b>==EYE STATUS==</b></span>")
 			if(istype(eyes))
 				var/healthy = TRUE
@@ -88,8 +88,9 @@
 /obj/item/restraints/handcuffs/cable
 	name = "cable restraints"
 	desc = "Looks like some cables tied together. Could be used to tie something up."
-	icon_state = "cuff_red"
-	item_state = "coil_red"
+	icon_state = "cuff"
+	item_state = "coil"
+	item_color = "red"
 	lefthand_file = 'icons/mob/inhands/equipment/tools_lefthand.dmi'
 	righthand_file = 'icons/mob/inhands/equipment/tools_righthand.dmi'
 	materials = list(MAT_METAL=150, MAT_GLASS=75)
@@ -98,6 +99,18 @@
 	cuffsound = 'sound/weapons/cablecuff.ogg'
 	var/datum/robot_energy_storage/wirestorage = null

+/obj/item/restraints/handcuffs/cable/Initialize(mapload, param_color)
+	. = ..()
+
+	var/list/cable_colors = GLOB.cable_colors
+	item_color = param_color || item_color || pick(cable_colors)
+	if(cable_colors[item_color])
+		item_color = cable_colors[item_color]
+	update_icon()
+
+/obj/item/restraints/handcuffs/cable/update_icon()
+	add_atom_colour(item_color, FIXED_COLOUR_PRIORITY)
+
 /obj/item/restraints/handcuffs/cable/attack(mob/living/carbon/C, mob/living/carbon/human/user)
 	if(!istype(C))
 		return
@@ -116,36 +129,28 @@
 	return ..()

 /obj/item/restraints/handcuffs/cable/red
-	icon_state = "cuff_red"
-	item_state = "coil_red"
+	item_color = "red"

 /obj/item/restraints/handcuffs/cable/yellow
-	icon_state = "cuff_yellow"
-	item_state = "coil_yellow"
+	item_color = "yellow"

 /obj/item/restraints/handcuffs/cable/blue
-	icon_state = "cuff_blue"
-	item_state = "coil_blue"
+	item_color = "blue"

 /obj/item/restraints/handcuffs/cable/green
-	icon_state = "cuff_green"
-	item_state = "coil_green"
+	item_color = "green"

 /obj/item/restraints/handcuffs/cable/pink
-	icon_state = "cuff_pink"
-	item_state = "coil_pink"
+	item_color = "pink"

 /obj/item/restraints/handcuffs/cable/orange
-	icon_state = "cuff_orange"
-	item_state = "coil_orange"
+	item_color = "orange"

 /obj/item/restraints/handcuffs/cable/cyan
-	icon_state = "cuff_cyan"
-	item_state = "coil_cyan"
+	item_color = "cyan"

 /obj/item/restraints/handcuffs/cable/white
-	icon_state = "cuff_white"
-	item_state = "coil_white"
+	item_color = "white"

 /obj/item/restraints/handcuffs/alien
 	icon_state = "handcuffAlien"
@@ -209,17 +214,18 @@
 /obj/item/restraints/handcuffs/cable/zipties
 	name = "zipties"
 	desc = "Plastic, disposable zipties that can be used to restrain temporarily but are destroyed after use."
-	icon_state = "cuff_white"
+	icon_state = "cuff"
 	lefthand_file = 'icons/mob/inhands/equipment/security_lefthand.dmi'
 	righthand_file = 'icons/mob/inhands/equipment/security_righthand.dmi'
 	materials = list()
 	breakouttime = 450 //Deciseconds = 45s
 	trashtype = /obj/item/restraints/handcuffs/cable/zipties/used
+	item_color = "white"

 /obj/item/restraints/handcuffs/cable/zipties/used
 	desc = "A pair of broken zipties."
-	icon_state = "cuff_white_used"
-	item_state = "cuff_white"
+	icon_state = "cuff_used"
+	item_state = "cuff"

 /obj/item/restraints/handcuffs/cable/zipties/used/attack()
 	return
@@ -169,6 +169,11 @@
 			W.ini_dir = W.dir
 		//END: oh fuck i'm so sorry

+		else if(istype(O, /obj/item/restraints/handcuffs/cable))
+			var/obj/item/cuffs = O
+			cuffs.item_color = item_color
+			cuffs.update_icon()
+
 		if (QDELETED(O))
 			return //It's a stack and has already been merged

@@ -261,7 +266,7 @@
 	if (user.get_inactive_held_item() == src)
 		if(zero_amount())
 			return
-		change_stack(user,1)
+		return change_stack(user,1)
 	else
 		..()

@@ -31,7 +31,7 @@
 		H.internal = null
 		H.update_internals_hud_icon(0)
 	else
-		if(!H.getorganslot("breathing_tube"))
+		if(!H.getorganslot(ORGAN_SLOT_BREATHING_TUBE))
 			if(!H.wear_mask)
 				to_chat(H, "<span class='warning'>You need a mask!</span>")
 				return
@@ -157,7 +157,7 @@

 /obj/item/nuke_core_container/supermatter
 	name = "supermatter bin"
-	desc = "A tiny receptacle that releases an inert freon mix upon sealing, allowing a sliver of a supermatter crystal to be safely stored.."
+	desc = "A tiny receptacle that releases an inert hyper-noblium mix upon sealing, allowing a sliver of a supermatter crystal to be safely stored.."
 	var/obj/item/nuke_core/supermatter_sliver/sliver

 /obj/item/nuke_core_container/supermatter/Destroy()
@@ -193,7 +193,7 @@

 /obj/item/scalpel/supermatter
 	name = "supermatter scalpel"
-	desc = "A scalpel with a tip of condensed freon gas, searingly cold to the touch, that can safely shave a sliver off a supermatter crystal."
+	desc = "A scalpel with a tip of condensed hyper-noblium gas, searingly cold to the touch, that can safely shave a sliver off a supermatter crystal."
 	icon = 'icons/obj/nuke_tools.dmi'
 	icon_state = "supermatter_scalpel"
 	toolspeed = 0.5
@@ -202,7 +202,7 @@

 /obj/item/hemostat/supermatter
 	name = "supermatter extraction tongs"
-	desc = "A pair of tongs made from condensed freon gas, searingly cold to the touch, that can safely grip a supermatter sliver."
+	desc = "A pair of tongs made from condensed hyper-noblium gas, searingly cold to the touch, that can safely grip a supermatter sliver."
 	icon = 'icons/obj/nuke_tools.dmi'
 	icon_state = "supermatter_tongs"
 	toolspeed = 0.75
@@ -601,12 +601,11 @@
 	if(ishuman(M))
 		var/mob/living/carbon/human/L = M
 		L.endTailWag()
-	if(user.a_intent != INTENT_HARM)
-		var/aim_for_face = ((user.zone_selected == "mouth") || (user.zone_selected == "eyes") || (user.zone_selected == "head"))
+	if(user.a_intent != INTENT_HARM && ((user.zone_selected == "mouth") || (user.zone_selected == "eyes") || (user.zone_selected == "head")))
 		user.do_attack_animation(M)
 		playsound(M, 'sound/weapons/slap.ogg', 50, 1, -1)
-		user.visible_message("<span class='danger'>[user] slaps [M] in the [(aim_for_face)?"face":user.zone_selected]!</span>",
- 		"<span class='notice'>You slap [M] in the [(aim_for_face)?"face":user.zone_selected]! </span>",\
+		user.visible_message("<span class='danger'>[user] slaps [M]!</span>",
+ 		"<span class='notice'>You slap [M]!</span>",\
 		"You hear a slap.")
 		return
 	else
@@ -58,7 +58,8 @@
 			playsound(src.loc, W.usesound, 50, 1)
 			to_chat(user, "You dismantle [src].")
 			new framebuildstacktype(loc, framebuildstackamount)
-			new buildstacktype(loc, buildstackamount)
+			if(buildstackamount)
+				new buildstacktype(loc, buildstackamount)
 			qdel(src)
 	else if(istype(W, /obj/item/weldingtool))
 		var/obj/item/weldingtool/WT = W
@@ -177,11 +177,6 @@
 	for(var/obj/effect/O in src)
 		if(is_cleanable(O))
 			qdel(O)
-
-	var/obj/effect/hotspot/hotspot = (locate(/obj/effect/hotspot) in src)
-	if(hotspot && !isspaceturf(src))
-		air.temperature = max(min(air.temperature-2000,air.temperature/2),0)
-		qdel(hotspot)
 	return 1

 /turf/open/handle_slip(mob/living/carbon/C, knockdown_amount, obj/O, lube)
@@ -237,6 +237,7 @@ GLOBAL_DATUM_INIT(ahelp_tickets, /datum/admin_help_tickets, new)
 	. += " (<A HREF='?_src_=holder;[HrefToken(TRUE)];ahelp=[ref_src];ahelp_action=icissue'>IC</A>)"
 	. += " (<A HREF='?_src_=holder;[HrefToken(TRUE)];ahelp=[ref_src];ahelp_action=close'>CLOSE</A>)"
 	. += " (<A HREF='?_src_=holder;[HrefToken(TRUE)];ahelp=[ref_src];ahelp_action=resolve'>RSLVE</A>)"
+	. += " (<A HREF='?_src_=holder;[HrefToken(TRUE)];ahelp=[ref_src];ahelp_action=handleissue'>HANDLE</A>)"

 //private
 /datum/admin_help/proc/LinkedReplyName(ref_src)
@@ -382,6 +383,22 @@ GLOBAL_DATUM_INIT(ahelp_tickets, /datum/admin_help_tickets, new)
 	AddInteraction("Marked as IC issue by [key_name]")
 	Resolve(silent = TRUE)

+//Let the initiator know their ahelp is being handled
+/datum/admin_help/proc/HandleIssue(key_name = key_name_admin(usr))
+	if(state != AHELP_ACTIVE)
+		return
+
+	var/msg = "<span class ='adminhelp'>Your ticket is now being handled by an admin. Please be patient.</span>"
+
+	if(initiator)
+		to_chat(initiator, msg)
+
+	SSblackbox.inc("ahelp_handleissue")
+	msg = "Ticket [TicketHref("#[id]")] is being handled by [key_name]"
+	message_admins(msg)
+	log_admin_private(msg)
+	AddInteraction("Being handled by [key_name]")
+
 //Show the ticket panel
 /datum/admin_help/proc/TicketPanel()
 	var/list/dat = list("<html><head><title>Ticket #[id]</title></head>")
@@ -442,6 +459,8 @@ GLOBAL_DATUM_INIT(ahelp_tickets, /datum/admin_help_tickets, new)
 			Close()
 		if("resolve")
 			Resolve()
+		if("handleissue")
+			HandleIssue()
 		if("reopen")
 			Reopen()

@@ -489,9 +508,9 @@ GLOBAL_DATUM_INIT(ahelp_tickets, /datum/admin_help_tickets, new)
 		return
 	if(handle_spam_prevention(msg,MUTE_ADMINHELP))
 		return
-	
+
 	msg = trim(msg)
-	
+
 	if(!msg)
 		return

@@ -14,10 +14,10 @@

 	var/oxy = air_contents.gases[/datum/gas/oxygen] ? air_contents.gases[/datum/gas/oxygen][MOLES] : 0
 	var/tox = air_contents.gases[/datum/gas/plasma] ? air_contents.gases[/datum/gas/plasma][MOLES] : 0
-
+	var/trit = air_contents.gases[/datum/gas/tritium] ? air_contents.gases[/datum/gas/tritium][MOLES] : 0
 	if(active_hotspot)
 		if(soh)
-			if(tox > 0.5 && oxy > 0.5)
+			if((tox > 0.5 || trit > 0.5) && oxy > 0.5)
 				if(active_hotspot.temperature < exposed_temperature)
 					active_hotspot.temperature = exposed_temperature
 				if(active_hotspot.volume < exposed_volume)
@@ -26,11 +26,11 @@

 	var/igniting = 0

-	if((exposed_temperature > PLASMA_MINIMUM_BURN_TEMPERATURE) && tox > 0.5)
+	if((exposed_temperature > PLASMA_MINIMUM_BURN_TEMPERATURE) && (tox > 0.5 || trit > 0.5))
 		igniting = 1

 	if(igniting)
-		if(oxy < 0.5 || tox < 0.5)
+		if(oxy < 0.5)
 			return 0

 		active_hotspot = new /obj/effect/hotspot(src)
@@ -112,7 +112,7 @@
 		qdel(src)
 		return

-	if(!(location.air) || !location.air.gases[/datum/gas/plasma] || !location.air.gases[/datum/gas/oxygen] || location.air.gases[/datum/gas/plasma][MOLES] < 0.5 || location.air.gases[/datum/gas/oxygen][MOLES] < 0.5)
+	if(!(location.air) || !(location.air.gases[/datum/gas/plasma] || location.air.gases[/datum/gas/tritium]) || !location.air.gases[/datum/gas/oxygen] || (location.air.gases[/datum/gas/plasma][MOLES] < 0.5 && location.air.gases[/datum/gas/tritium][MOLES] < 0.5) || location.air.gases[/datum/gas/oxygen][MOLES] < 0.5)
 		qdel(src)
 		return

@@ -6,7 +6,6 @@ What are the archived variables for?
 #define MINIMUM_HEAT_CAPACITY	0.0003
 #define QUANTIZE(variable)		(round(variable,0.0000001))/*I feel the need to document what happens here. Basically this is used to catch most rounding errors, however it's previous value made it so that
 															once gases got hot enough, most procedures wouldnt occur due to the fact that the mole counts would get rounded away. Thus, we lowered it a few orders of magnititude */
-
 GLOBAL_LIST_INIT(meta_gas_info, meta_gas_list()) //see ATMOSPHERICS/gas_types.dm
 GLOBAL_LIST_INIT(gaslist_cache, init_gaslist_cache())

@@ -401,6 +400,7 @@ GLOBAL_LIST_INIT(gaslist_cache, init_gaslist_cache())

 /datum/gas_mixture/react(turf/open/dump_location)
 	. = 0
+
 	reaction_results = new

 	var/list/cached_gases = gases
@@ -438,6 +438,9 @@ GLOBAL_LIST_INIT(gaslist_cache, init_gaslist_cache())
 			*/

 			. |= reaction.react(src, dump_location)
+			//to_chat(world,reaction.name)
+			if (. & STOP_REACTIONS)
+				break
 	if(.)
 		garbage_collect()
 		if(temperature < TCMB) //just for safety
@@ -58,7 +58,7 @@ GLOBAL_LIST_INIT(hardcoded_gases, list(/datum/gas/oxygen, /datum/gas/nitrogen, /
 	specific_heat = 200
 	name = "Plasma"
 	gas_overlay = "plasma"
-	moles_visible = MOLES_PLASMA_VISIBLE
+	moles_visible = MOLES_GAS_VISIBLE
 	dangerous = TRUE

 /datum/gas/water_vapor
@@ -66,14 +66,14 @@ GLOBAL_LIST_INIT(hardcoded_gases, list(/datum/gas/oxygen, /datum/gas/nitrogen, /
 	specific_heat = 40
 	name = "Water Vapor"
 	gas_overlay = "water_vapor"
-	moles_visible = MOLES_PLASMA_VISIBLE
+	moles_visible = MOLES_GAS_VISIBLE

-/datum/gas/freon
-	id = "freon"
+/datum/gas/hypernoblium
+	id = "nob"
 	specific_heat = 2000
-	name = "Freon"
+	name = "Hyper-noblium"
 	gas_overlay = "freon"
-	moles_visible = MOLES_PLASMA_VISIBLE
+	moles_visible = MOLES_GAS_VISIBLE
 	dangerous = TRUE

 /datum/gas/nitrous_oxide
@@ -84,15 +84,21 @@ GLOBAL_LIST_INIT(hardcoded_gases, list(/datum/gas/oxygen, /datum/gas/nitrogen, /
 	moles_visible = 1
 	dangerous = TRUE

-/datum/gas/oxygen_agent_b
-	id = "agent_b"
-	specific_heat = 300
-	name = "Oxygen Agent B"
+/datum/gas/brown_gas //This is nitric oxide, but given generic name to avoid confusion with nitrous oxide(N20 vs. NO2)
+	id = "browns"
+	specific_heat = 20
+	name = "Brown Gas"
+	gas_overlay = "browns"
+	moles_visible = MOLES_GAS_VISIBLE
+	dangerous = TRUE

-/datum/gas/volatile_fuel
-	id = "v_fuel"
-	specific_heat = 30
-	name = "Volatile Fuel"
+/datum/gas/tritium
+	id = "tritium"
+	specific_heat = 10
+	name = "Tritium"
+	gas_overlay = "tritium"
+	moles_visible = MOLES_GAS_VISIBLE
+	dangerous = TRUE

 /datum/gas/bz
 	id = "bz"
@@ -100,6 +106,16 @@ GLOBAL_LIST_INIT(hardcoded_gases, list(/datum/gas/oxygen, /datum/gas/nitrogen, /
 	name = "BZ"
 	dangerous = TRUE

+/datum/gas/stimulum
+	id = "stim"
+	specific_heat = 5
+	name = "Stimulum"
+
+/datum/gas/pluoxium
+	id = "pluox"
+	specific_heat = 80
+	name = "Pluoxium"
+
 /obj/effect/overlay/gas
 	icon = 'icons/effects/tile_effects.dmi'
 	mouse_opacity = MOUSE_OPACITY_TRANSPARENT
@@ -1,6 +1,33 @@
 #define NO_REACTION	0
 #define REACTING	1
-
+//Plasma fire properties
+#define OXYGEN_BURN_RATE_BASE				1.4
+#define PLASMA_BURN_RATE_DELTA				9
+#define PLASMA_UPPER_TEMPERATURE			1370+T0C
+#define PLASMA_MINIMUM_OXYGEN_NEEDED		2
+#define PLASMA_MINIMUM_OXYGEN_PLASMA_RATIO	30
+#define PLASMA_OXYGEN_FULLBURN				10
+#define FIRE_CARBON_ENERGY_RELEASED			100000	//Amount of heat released per mole of burnt carbon into the tile
+#define FIRE_PLASMA_ENERGY_RELEASED			3000000	//Amount of heat released per mole of burnt plasma into the tile
+//General assmos defines.
+#define WATER_VAPOR_FREEZE					200
+#define BROWNS_FORMATION_ENERGY				100000
+#define TRITIUM_BURN_OXY_FACTOR				100
+#define TRITIUM_BURN_TRIT_FACTOR			10
+#define SUPER_SATURATION_THRESHOLD			96
+#define STIMULUM_HEAT_SCALE					100000
+#define STIMULUM_FIRST_RISE					0.65
+#define STIMULUM_FIRST_DROP					0.065
+#define STIMULUM_SECOND_RISE				0.0009
+#define STIMULUM_ABSOLUTE_DROP				0.00000335
+#define REACTION_OPPRESSION_THRESHOLD		5
+	//Plasma fusion properties
+#define PLASMA_BINDING_ENERGY				3000000
+#define MAX_CATALYST_EFFICENCY				9
+#define PLASMA_FUSED_COEFFICENT				0.08
+#define CATALYST_COEFFICENT					0.01
+#define FUSION_PURITY_THRESHOLD				0.9
+#define FUSION_HEAT_DROPOFF					20000+T0C
 /datum/controller/subsystem/air/var/list/gas_reactions //this is our singleton of all reactions

 /proc/init_gas_reactions()
@@ -35,48 +62,15 @@
 /datum/gas_reaction/proc/react(datum/gas_mixture/air, atom/location)
 	return NO_REACTION

-//agent b: converts hot co2 and agent b to oxygen. requires plasma as a catalyst. endothermic
-/datum/gas_reaction/agent_b
-	priority = 2
-	name = "Agent B"
-	id = "agent_b"
+/datum/gas_reaction/nobliumsupression
+	priority = INFINITY
+	name = "Hyper-Noblium Reaction Supression"
+	id = "nobstop"
+/datum/gas_reaction/nobliumsupression/init_reqs()
+	min_requirements = list(/datum/gas/hypernoblium = REACTION_OPPRESSION_THRESHOLD)

-/datum/gas_reaction/agent_b/init_reqs()
-	min_requirements = list(
-		"TEMP" = 900,
-		/datum/gas/oxygen_agent_b = MINIMUM_HEAT_CAPACITY,
-		/datum/gas/plasma = MINIMUM_HEAT_CAPACITY,
-		/datum/gas/carbon_dioxide = MINIMUM_HEAT_CAPACITY
-	)
-
-
-/datum/gas_reaction/agent_b/react(datum/gas_mixture/air)
-	var/list/cached_gases = air.gases
-	var/reaction_rate = min(cached_gases[/datum/gas/carbon_dioxide][MOLES]*0.75, cached_gases[/datum/gas/plasma][MOLES]*0.25, cached_gases[/datum/gas/oxygen_agent_b][MOLES]*0.05)
-
-	cached_gases[/datum/gas/carbon_dioxide][MOLES] -= reaction_rate
-	cached_gases[/datum/gas/oxygen_agent_b][MOLES] -= reaction_rate*0.05
-
-	ASSERT_GAS(/datum/gas/oxygen, air) //only need to assert oxygen, as this reaction doesn't occur without the other gases existing
-	cached_gases[/datum/gas/oxygen][MOLES] += reaction_rate
-
-	air.temperature -= (reaction_rate*20000)/air.heat_capacity()
-
-	return REACTING
-
-//freon: does a freezy thing?
-/datum/gas_reaction/freon
-	priority = 1
-	name = "Freon"
-	id = "freon"
-
-/datum/gas_reaction/freon/init_reqs()
-	min_requirements = list(/datum/gas/freon = MOLES_PLASMA_VISIBLE)
-
-/datum/gas_reaction/freon/react(datum/gas_mixture/air, turf/open/location)
-	. = NO_REACTION
-	if(location && location.freon_gas_act())
-		. = REACTING
+/datum/gas_reaction/nobliumsupression/react()
+	return STOP_REACTIONS

 //water vapor: puts out fires?
 /datum/gas_reaction/water_vapor
@@ -85,12 +79,15 @@
 	id = "vapor"

 /datum/gas_reaction/water_vapor/init_reqs()
-	min_requirements = list(/datum/gas/water_vapor = MOLES_PLASMA_VISIBLE)
+	min_requirements = list(/datum/gas/water_vapor = MOLES_GAS_VISIBLE)

 /datum/gas_reaction/water_vapor/react(datum/gas_mixture/air, turf/open/location)
 	. = NO_REACTION
-	if(location && location.water_vapor_gas_act())
-		air.gases[/datum/gas/water_vapor][MOLES] -= MOLES_PLASMA_VISIBLE
+	if (air.temperature <= WATER_VAPOR_FREEZE)
+		if(location && location.freon_gas_act())
+			. = REACTING
+	else if(location && location.water_vapor_gas_act())
+		air.gases[/datum/gas/water_vapor][MOLES] -= MOLES_GAS_VISIBLE
 		. = REACTING

 //fire: combustion of plasma and volatile fuel (treated as hydrocarbons). creates hotspots. exothermic
@@ -100,7 +97,7 @@
 	id = "fire"

 /datum/gas_reaction/fire/init_reqs()
-	min_requirements = list("TEMP" = FIRE_MINIMUM_TEMPERATURE_TO_EXIST) //doesn't include plasma reqs b/c of volatile fuel stuff - consider finally axing volatile fuel
+	min_requirements = list("TEMP" = FIRE_MINIMUM_TEMPERATURE_TO_EXIST) //doesn't include plasma reqs b/c of other, rarer, burning gases.

 /datum/gas_reaction/fire/react(datum/gas_mixture/air, turf/open/location)
 	var/energy_released = 0
@@ -111,23 +108,23 @@
 	cached_results[id] = 0

 	//General volatile gas burn
-	if(cached_gases[/datum/gas/volatile_fuel] && cached_gases[/datum/gas/volatile_fuel][MOLES])
+	if(cached_gases[/datum/gas/tritium] && cached_gases[/datum/gas/tritium][MOLES])
 		var/burned_fuel
 		if(!cached_gases[/datum/gas/oxygen])
 			burned_fuel = 0
-		else if(cached_gases[/datum/gas/oxygen][MOLES] < cached_gases[/datum/gas/volatile_fuel][MOLES])
-			burned_fuel = cached_gases[/datum/gas/oxygen][MOLES]
-			cached_gases[/datum/gas/volatile_fuel][MOLES] -= burned_fuel
-			cached_gases[/datum/gas/oxygen][MOLES] = 0
+		else if(cached_gases[/datum/gas/oxygen][MOLES] < cached_gases[/datum/gas/tritium][MOLES])
+			burned_fuel = cached_gases[/datum/gas/oxygen][MOLES]/TRITIUM_BURN_OXY_FACTOR
+			cached_gases[/datum/gas/tritium][MOLES] -= burned_fuel
 		else
-			burned_fuel = cached_gases[/datum/gas/volatile_fuel][MOLES]
-			cached_gases[/datum/gas/oxygen][MOLES] -= cached_gases[/datum/gas/volatile_fuel][MOLES]
+			burned_fuel = cached_gases[/datum/gas/tritium][MOLES]*TRITIUM_BURN_TRIT_FACTOR
+			cached_gases[/datum/gas/tritium][MOLES] -= cached_gases[/datum/gas/tritium][MOLES]/TRITIUM_BURN_TRIT_FACTOR
+			cached_gases[/datum/gas/oxygen][MOLES] -= cached_gases[/datum/gas/tritium][MOLES]

 		if(burned_fuel)
 			energy_released += FIRE_CARBON_ENERGY_RELEASED * burned_fuel

 			ASSERT_GAS(/datum/gas/carbon_dioxide, air)
-			cached_gases[/datum/gas/carbon_dioxide][MOLES] += burned_fuel
+			cached_gases[/datum/gas/carbon_dioxide][MOLES] += burned_fuel/TRITIUM_BURN_OXY_FACTOR

 			cached_results[id] += burned_fuel

@@ -137,6 +134,7 @@
 		var/oxygen_burn_rate = 0
 		//more plasma released at higher temperatures
 		var/temperature_scale
+		var/super_saturation
 		if(temperature > PLASMA_UPPER_TEMPERATURE)
 			temperature_scale = 1
 		else
@@ -144,15 +142,25 @@
 		if(temperature_scale > 0)
 			var/o2 = cached_gases[/datum/gas/oxygen] ? cached_gases[/datum/gas/oxygen][MOLES] : 0
 			oxygen_burn_rate = OXYGEN_BURN_RATE_BASE - temperature_scale
+			if (o2 > cached_gases[/datum/gas/plasma][MOLES]*PLASMA_OXYGEN_FULLBURN)
+				plasma_burn_rate = (cached_gases[/datum/gas/plasma][MOLES]*temperature_scale)/PLASMA_BURN_RATE_DELTA
+			if(o2 / cached_gases[/datum/gas/plasma][MOLES] > SUPER_SATURATION_THRESHOLD) //supersaturation. Form Tritium.
+				super_saturation = TRUE
 			if(o2 > cached_gases[/datum/gas/plasma][MOLES]*PLASMA_OXYGEN_FULLBURN)
 				plasma_burn_rate = (cached_gases[/datum/gas/plasma][MOLES]*temperature_scale)/PLASMA_BURN_RATE_DELTA
 			else
 				plasma_burn_rate = (temperature_scale*(o2/PLASMA_OXYGEN_FULLBURN))/PLASMA_BURN_RATE_DELTA
+
 			if(plasma_burn_rate > MINIMUM_HEAT_CAPACITY)
 				ASSERT_GAS(/datum/gas/carbon_dioxide, air) //don't need to assert o2, since if it isn't present we'll never reach this point anyway
 				cached_gases[/datum/gas/plasma][MOLES] = QUANTIZE(cached_gases[/datum/gas/plasma][MOLES] - plasma_burn_rate)
 				cached_gases[/datum/gas/oxygen][MOLES] = QUANTIZE(cached_gases[/datum/gas/oxygen][MOLES] - (plasma_burn_rate * oxygen_burn_rate))
-				cached_gases[/datum/gas/carbon_dioxide][MOLES] += plasma_burn_rate
+				if (super_saturation)
+					ASSERT_GAS(/datum/gas/tritium,air)
+					cached_gases[/datum/gas/tritium][MOLES] += plasma_burn_rate
+				else
+					ASSERT_GAS(/datum/gas/carbon_dioxide,air)
+					cached_gases[/datum/gas/carbon_dioxide][MOLES] += plasma_burn_rate

 				energy_released += FIRE_PLASMA_ENERGY_RELEASED * (plasma_burn_rate)

@@ -175,9 +183,9 @@

 	return cached_results[id] ? REACTING : NO_REACTION

-//fusion: a terrible idea that was fun to try. turns co2 and plasma into REALLY HOT oxygen and nitrogen. super exothermic lol
+//fusion: a terrible idea that was fun but broken. Now reworked to be less broken and more interesting.
 /datum/gas_reaction/fusion
-	exclude = TRUE
+	exclude = FALSE
 	priority = 2
 	name = "Plasmic Fusion"
 	id = "fusion"
@@ -186,35 +194,37 @@
 	min_requirements = list(
 		"ENER" = PLASMA_BINDING_ENERGY * 10,
 		/datum/gas/plasma = MINIMUM_HEAT_CAPACITY,
-		/datum/gas/carbon_dioxide = MINIMUM_HEAT_CAPACITY
+		/datum/gas/tritium = MINIMUM_HEAT_CAPACITY
 	)

 /datum/gas_reaction/fusion/react(datum/gas_mixture/air)
 	var/list/cached_gases = air.gases
 	var/temperature = air.temperature

-	if((cached_gases[/datum/gas/plasma][MOLES]+cached_gases[/datum/gas/carbon_dioxide][MOLES])/air.total_moles() < FUSION_PURITY_THRESHOLD)
-		//Fusion wont occur if the level of impurities is too high.
+	if(((cached_gases[/datum/gas/plasma][MOLES]+cached_gases[/datum/gas/tritium][MOLES])/air.total_moles() < FUSION_PURITY_THRESHOLD) || air.return_pressure() < 10*ONE_ATMOSPHERE)
+		//Fusion wont occur if the level of impurities is too high or if there is too little pressure.
 		return NO_REACTION

 	var/old_heat_capacity = air.heat_capacity()
-	var/carbon_efficency = min(cached_gases[/datum/gas/plasma][MOLES]/cached_gases[/datum/gas/carbon_dioxide][MOLES],MAX_CARBON_EFFICENCY)
+	var/catalyst_efficency = max(min(cached_gases[/datum/gas/plasma][MOLES]/cached_gases[/datum/gas/tritium][MOLES],MAX_CATALYST_EFFICENCY)-(temperature/FUSION_HEAT_DROPOFF),1)
 	var/reaction_energy = THERMAL_ENERGY(air)
-	var/moles_impurities = air.total_moles()-(cached_gases[/datum/gas/plasma][MOLES]+cached_gases[/datum/gas/carbon_dioxide][MOLES])
+	var/moles_impurities = air.total_moles()-(cached_gases[/datum/gas/plasma][MOLES]+cached_gases[/datum/gas/tritium][MOLES])

-	var/plasma_fused = (PLASMA_FUSED_COEFFICENT*carbon_efficency)*(temperature/PLASMA_BINDING_ENERGY)
-	var/carbon_catalyzed = (CARBON_CATALYST_COEFFICENT*carbon_efficency)*(temperature/PLASMA_BINDING_ENERGY)
-	var/oxygen_added = carbon_catalyzed
-	var/nitrogen_added = (plasma_fused-oxygen_added)-(THERMAL_ENERGY(air)/PLASMA_BINDING_ENERGY)
+	var/plasma_fused = (PLASMA_FUSED_COEFFICENT*catalyst_efficency)*(temperature/PLASMA_BINDING_ENERGY)*4
+	var/tritium_catalyzed = (CATALYST_COEFFICENT*catalyst_efficency)*(temperature/PLASMA_BINDING_ENERGY)
+	var/oxygen_added = tritium_catalyzed
+	var/waste_added = (plasma_fused-oxygen_added)-((air.total_moles()*air.heat_capacity())/PLASMA_BINDING_ENERGY)
+	reaction_energy = max(reaction_energy+((catalyst_efficency*cached_gases[/datum/gas/plasma][MOLES])/((moles_impurities/catalyst_efficency)+2)*10)+((plasma_fused/((moles_impurities/catalyst_efficency)))*PLASMA_BINDING_ENERGY),0)

-	reaction_energy = max(reaction_energy+((carbon_efficency*cached_gases[/datum/gas/plasma][MOLES])/((moles_impurities/carbon_efficency)+2)*10)+((plasma_fused/(moles_impurities/carbon_efficency))*PLASMA_BINDING_ENERGY),0)
-
-	air.assert_gases(/datum/gas/oxygen, /datum/gas/nitrogen)
-
-	cached_gases[/datum/gas/plasma][MOLES] -= plasma_fused
-	cached_gases[/datum/gas/carbon_dioxide][MOLES] -= carbon_catalyzed
+	air.assert_gases(/datum/gas/oxygen, /datum/gas/nitrogen, /datum/gas/water_vapor, /datum/gas/nitrous_oxide, /datum/gas/brown_gas)
+	//Fusion produces an absurd amount of waste products now, requiring active filtration.
+	cached_gases[/datum/gas/plasma][MOLES] = max(cached_gases[/datum/gas/plasma][MOLES] - plasma_fused,0)
+	cached_gases[/datum/gas/tritium][MOLES] = max(cached_gases[/datum/gas/tritium][MOLES] - tritium_catalyzed,0)
 	cached_gases[/datum/gas/oxygen][MOLES] += oxygen_added
-	cached_gases[/datum/gas/nitrogen][MOLES] += nitrogen_added
+	cached_gases[/datum/gas/nitrogen][MOLES] += waste_added
+	cached_gases[/datum/gas/water_vapor][MOLES] += waste_added
+	cached_gases[/datum/gas/nitrous_oxide][MOLES] += waste_added
+	cached_gases[/datum/gas/brown_gas][MOLES] += waste_added

 	if(reaction_energy > 0)
 		var/new_heat_capacity = air.heat_capacity()
@@ -223,5 +233,152 @@
 			//Prevents whatever mechanism is causing it to hit negative temperatures.
 		return REACTING

+/datum/gas_reaction/brownsformation //The formation of brown gas. Endothermic. Requires N2O as a catalyst.
+	priority = 3
+	name = "Brown Gas formation"
+	id = "brownsformation"
+
+/datum/gas_reaction/brownsformation/init_reqs()
+	min_requirements = list(
+		/datum/gas/oxygen = 20,
+		/datum/gas/nitrogen = 20,
+		/datum/gas/nitrous_oxide = 5,
+		"TEMP" = FIRE_MINIMUM_TEMPERATURE_TO_EXIST*400
+	)
+
+/datum/gas_reaction/brownsformation/react(datum/gas_mixture/air)
+	var/list/cached_gases = air.gases
+	var/temperature = air.temperature
+
+	var/old_heat_capacity = air.heat_capacity()
+	var/heat_efficency = temperature/(FIRE_MINIMUM_TEMPERATURE_TO_EXIST*100)
+	var/energy_used = heat_efficency*BROWNS_FORMATION_ENERGY
+	ASSERT_GAS(/datum/gas/brown_gas,air)
+
+	cached_gases[/datum/gas/oxygen][MOLES] -= heat_efficency
+	cached_gases[/datum/gas/nitrogen][MOLES] -= heat_efficency
+	cached_gases[/datum/gas/brown_gas][MOLES] += heat_efficency*2
+
+	if(energy_used > 0)
+		var/new_heat_capacity = air.heat_capacity()
+		if(new_heat_capacity > MINIMUM_HEAT_CAPACITY)
+			air.temperature = max(((temperature*old_heat_capacity - energy_used)/new_heat_capacity),TCMB)
+		return REACTING
+
+/datum/gas_reaction/bzformation //Formation of BZ by combining plasma and tritium at low pressures. Exothermic.
+	priority = 4
+	name = "BZ Gas formation"
+	id = "bzformation"
+
+/datum/gas_reaction/bzformation/init_reqs()
+	min_requirements = list(
+		/datum/gas/tritium = 10,
+		/datum/gas/plasma = 10
+	)
+
+
+/datum/gas_reaction/bzformation/react(datum/gas_mixture/air)
+	var/list/cached_gases = air.gases
+	var/temperature = air.temperature
+	var/pressure = air.return_pressure()
+
+	var/old_heat_capacity = air.heat_capacity()
+	var/reaction_efficency = 1/((pressure/(0.1*ONE_ATMOSPHERE))*(max(cached_gases[/datum/gas/plasma][MOLES]/cached_gases[/datum/gas/tritium][MOLES],1)))
+	var/energy_released = 2*reaction_efficency*FIRE_CARBON_ENERGY_RELEASED
+
+	ASSERT_GAS(/datum/gas/bz,air)
+	cached_gases[/datum/gas/bz][MOLES]+= reaction_efficency
+	cached_gases[/datum/gas/tritium][MOLES] = max(cached_gases[/datum/gas/tritium][MOLES]- 2*reaction_efficency,0)
+	cached_gases[/datum/gas/plasma][MOLES] = max(cached_gases[/datum/gas/plasma][MOLES] - reaction_efficency,0)
+
+
+	if(energy_released > 0)
+		var/new_heat_capacity = air.heat_capacity()
+		if(new_heat_capacity > MINIMUM_HEAT_CAPACITY)
+			air.temperature = max(((temperature*old_heat_capacity + energy_released)/new_heat_capacity),TCMB)
+		return REACTING
+
+/datum/gas_reaction/stimformation //Stimulum formation follows a strange pattern of how effective it will be at a given temperature, having some multiple peaks and some large dropoffs. Exo and endo thermic.
+	priority = 5
+	name = "Stimulum formation"
+	id = "stimformation"
+/datum/gas_reaction/stimformation/init_reqs()
+	min_requirements = list(
+		/datum/gas/tritium = 30,
+		/datum/gas/plasma = 10,
+		/datum/gas/bz = 20,
+		/datum/gas/brown_gas = 30,
+		"TEMP" = STIMULUM_HEAT_SCALE/2)
+
+/datum/gas_reaction/stimformation/react(datum/gas_mixture/air)
+	var/list/cached_gases = air.gases
+
+	var/old_heat_capacity = air.heat_capacity()
+	var/heat_scale = air.temperature/STIMULUM_HEAT_SCALE
+	var/stim_energy_change
+	stim_energy_change =heat_scale + (STIMULUM_FIRST_RISE(heat_scale**2)) - (STIMULUM_FIRST_DROP(heat_scale**3)) + (STIMULUM_SECOND_RISE(heat_scale**4)) - (STIMULUM_ABSOLUTE_DROP(heat_scale**5))
+
+	ASSERT_GAS(/datum/gas/stimulum,air)
+	cached_gases[/datum/gas/stimulum][MOLES]+= heat_scale/10
+	cached_gases[/datum/gas/tritium][MOLES] = max(cached_gases[/datum/gas/tritium][MOLES]- heat_scale,0)
+	cached_gases[/datum/gas/plasma][MOLES] = max(cached_gases[/datum/gas/plasma][MOLES]- heat_scale,0)
+	cached_gases[/datum/gas/brown_gas][MOLES] = max(cached_gases[/datum/gas/brown_gas][MOLES]- heat_scale,0)
+
+	if(stim_energy_change)
+		var/new_heat_capacity = air.heat_capacity()
+		if(new_heat_capacity > MINIMUM_HEAT_CAPACITY)
+			air.temperature = max(((air.temperature*old_heat_capacity + stim_energy_change)/new_heat_capacity),TCMB)
+		return REACTING
+
+/datum/gas_reaction/nobliumformation //Hyper-Nobelium formation is extrememly endothermic, but requires high temperatures to start. Due to its high mass, hyper-nobelium uses large amounts of nitrogen and tritium. BZ can be used as a catalyst to make it less endothermic.
+	priority = 6
+	name = "Hyper-Noblium condensation"
+	id = "nobformation"
+
+/datum/gas_reaction/nobliumformation/init_reqs()
+	min_requirements = list(
+		/datum/gas/nitrogen = 10,
+		/datum/gas/tritium = 5,
+		"TEMP" = 5000000)
+
+/datum/gas_reaction/nobliumformation/react(datum/gas_mixture/air)
+	var/list/cached_gases = air.gases
+	air.assert_gases(/datum/gas/hypernoblium,/datum/gas/bz)
+	var/old_heat_capacity = air.heat_capacity()
+	var/nob_formed = (cached_gases[/datum/gas/nitrogen][MOLES]*cached_gases[/datum/gas/tritium][MOLES])/100
+	var/energy_taken = nob_formed*(10000000/(max(cached_gases[/datum/gas/bz][MOLES],1)))
+	cached_gases[/datum/gas/tritium][MOLES] = max(cached_gases[/datum/gas/tritium][MOLES]- 10*nob_formed,0)
+	cached_gases[/datum/gas/nitrogen][MOLES] = max(cached_gases[/datum/gas/nitrogen][MOLES]- 20*nob_formed,0)
+	cached_gases[/datum/gas/hypernoblium][MOLES]+= nob_formed
+
+
+	if (nob_formed)
+		var/new_heat_capacity = air.heat_capacity()
+		if(new_heat_capacity > MINIMUM_HEAT_CAPACITY)
+			air.temperature = max(((air.temperature*old_heat_capacity - energy_taken)/new_heat_capacity),TCMB)
 #undef REACTING
 #undef NO_REACTION
+#undef OXYGEN_BURN_RATE_BASE
+#undef PLASMA_BURN_RATE_DELTA
+#undef PLASMA_UPPER_TEMPERATURE
+#undef PLASMA_MINIMUM_OXYGEN_NEEDED
+#undef PLASMA_MINIMUM_OXYGEN_PLASMA_RATIO
+#undef PLASMA_OXYGEN_FULLBURN
+#undef FIRE_CARBON_ENERGY_RELEASED
+#undef FIRE_PLASMA_ENERGY_RELEASED
+#undef WATER_VAPOR_FREEZE
+#undef BROWNS_FORMATION_ENERGY
+#undef TRITIUM_BURN_OXY_FACTOR
+#undef SUPER_SATURATION_THRESHOLD
+#undef STIMULUM_HEAT_SCALE
+#undef STIMULUM_FIRST_RISE
+#undef STIMULUM_FIRST_DROP
+#undef STIMULUM_SECOND_RISE
+#undef STIMULUM_ABSOLUTE_DROP
+#undef REACTION_OPPRESSION_THRESHOLD
+#undef PLASMA_BINDING_ENERGY
+#undef MAX_CATALYST_EFFICENCY
+#undef PLASMA_FUSED_COEFFICENT
+#undef CATALYST_COEFFICENT
+#undef FUSION_PURITY_THRESHOLD
+#undef FUSION_HEAT_DROPOFF
@@ -5,10 +5,10 @@
 	var/max2

 /datum/tlv/New(min2 as num, min1 as num, max1 as num, max2 as num)
-	src.min2 = min2
-	src.min1 = min1
-	src.max1 = max1
-	src.max2 = max2
+	if(min2) src.min2 = min2
+	if(min1) src.min1 = min1
+	if(max1) src.max1 = max1
+	if(max2) src.max2 = max2

 /datum/tlv/proc/get_danger_level(val as num)
 	if(max2 != -1 && val >= max2)
@@ -21,6 +21,18 @@
 		return 1
 	return 0

+/datum/tlv/no_checks
+	min2 = -1
+	min1 = -1
+	max1 = -1
+	max2 = -1
+
+/datum/tlv/dangerous
+	min2 = -1
+	min1 = -1
+	max1 = 0.2
+	max2 = 0.5
+
 /obj/item/electronics/airalarm
 	name = "air alarm electronics"
 	icon_state = "airalarm_electronics"
@@ -78,25 +90,33 @@
 		/datum/gas/oxygen			= new/datum/tlv(16, 19, 135, 140), // Partial pressure, kpa
 		/datum/gas/nitrogen			= new/datum/tlv(-1, -1, 1000, 1000), // Partial pressure, kpa
 		/datum/gas/carbon_dioxide	= new/datum/tlv(-1, -1, 5, 10), // Partial pressure, kpa
-		/datum/gas/plasma			= new/datum/tlv(-1, -1, 0.2, 0.5), // Partial pressure, kpa
-		/datum/gas/nitrous_oxide	= new/datum/tlv(-1, -1, 0.2, 0.5), // Partial pressure, kpa
-		/datum/gas/bz				= new/datum/tlv(-1, -1, 0.2, 0.5),
-		/datum/gas/freon			= new/datum/tlv(-1, -1, 0.2, 0.5),
-		/datum/gas/water_vapor		= new/datum/tlv(-1, -1, 0.2, 0.5)
+		/datum/gas/plasma			= new/datum/tlv/dangerous, // Partial pressure, kpa
+		/datum/gas/nitrous_oxide	= new/datum/tlv/dangerous, // Partial pressure, kpa
+		/datum/gas/bz				= new/datum/tlv/dangerous,
+		/datum/gas/hypernoblium			= new/datum/tlv/dangerous,
+		/datum/gas/water_vapor		= new/datum/tlv/dangerous,
+		/datum/gas/tritium			= new/datum/tlv/dangerous,
+		/datum/gas/stimulum			= new/datum/tlv/dangerous,
+		/datum/gas/brown_gas			= new/datum/tlv/dangerous,
+		/datum/gas/pluoxium			= new/datum/tlv/dangerous
 	)

 /obj/machinery/airalarm/server // No checks here.
 	TLV = list(
-		"pressure"					= new/datum/tlv(-1, -1, -1, -1),
-		"temperature"				= new/datum/tlv(-1, -1, -1, -1),
-		/datum/gas/oxygen			= new/datum/tlv(-1, -1, -1, -1),
-		/datum/gas/nitrogen			= new/datum/tlv(-1, -1, -1, -1),
-		/datum/gas/carbon_dioxide	= new/datum/tlv(-1, -1, -1, -1),
-		/datum/gas/plasma			= new/datum/tlv(-1, -1, -1, -1),
-		/datum/gas/nitrous_oxide	= new/datum/tlv(-1, -1, -1, -1),
-		/datum/gas/bz				= new/datum/tlv(-1, -1, -1, -1),
-		/datum/gas/freon			= new/datum/tlv(-1, -1, -1, -1),
-		/datum/gas/water_vapor		= new/datum/tlv(-1, -1, -1, -1)
+		"pressure"					= new/datum/tlv/no_checks,
+		"temperature"				= new/datum/tlv/no_checks,
+		/datum/gas/oxygen			= new/datum/tlv/no_checks,
+		/datum/gas/nitrogen			= new/datum/tlv/no_checks,
+		/datum/gas/carbon_dioxide	= new/datum/tlv/no_checks,
+		/datum/gas/plasma			= new/datum/tlv/no_checks,
+		/datum/gas/nitrous_oxide	= new/datum/tlv/no_checks,
+		/datum/gas/bz				= new/datum/tlv/no_checks,
+		/datum/gas/hypernoblium			= new/datum/tlv/no_checks,
+		/datum/gas/water_vapor		= new/datum/tlv/no_checks,
+		/datum/gas/tritium			= new/datum/tlv/no_checks,
+		/datum/gas/stimulum			= new/datum/tlv/no_checks,
+		/datum/gas/brown_gas			= new/datum/tlv/no_checks,
+		/datum/gas/pluoxium			= new/datum/tlv/no_checks
 	)

 /obj/machinery/airalarm/kitchen_cold_room // Copypasta: to check temperatures.
@@ -106,11 +126,15 @@
 		/datum/gas/oxygen			= new/datum/tlv(16, 19, 135, 140), // Partial pressure, kpa
 		/datum/gas/nitrogen			= new/datum/tlv(-1, -1, 1000, 1000), // Partial pressure, kpa
 		/datum/gas/carbon_dioxide	= new/datum/tlv(-1, -1, 5, 10), // Partial pressure, kpa
-		/datum/gas/plasma			= new/datum/tlv(-1, -1, 0.2, 0.5), // Partial pressure, kpa
-		/datum/gas/nitrous_oxide	= new/datum/tlv(-1, -1, 0.2, 0.5), // Partial pressure, kpa
-		/datum/gas/bz				= new/datum/tlv(-1, -1, 0.2, 0.5),
-		/datum/gas/freon			= new/datum/tlv(-1, -1, 0.2, 0.5),
-		/datum/gas/water_vapor		= new/datum/tlv(-1, -1, 0.2, 0.5)
+		/datum/gas/plasma			= new/datum/tlv/dangerous, // Partial pressure, kpa
+		/datum/gas/nitrous_oxide	= new/datum/tlv/dangerous, // Partial pressure, kpa
+		/datum/gas/bz				= new/datum/tlv/dangerous,
+		/datum/gas/hypernoblium		= new/datum/tlv/dangerous,
+		/datum/gas/water_vapor		= new/datum/tlv/dangerous,
+		/datum/gas/tritium			= new/datum/tlv/dangerous,
+		/datum/gas/stimulum			= new/datum/tlv/dangerous,
+		/datum/gas/brown_gas		= new/datum/tlv/dangerous,
+		/datum/gas/pluoxium			= new/datum/tlv/dangerous
 	)

 /obj/machinery/airalarm/engine
@@ -256,8 +280,7 @@
 					"filter_co2"			= info["filter_co2"],
 					"filter_toxins"			= info["filter_toxins"],
 					"filter_n2o"			= info["filter_n2o"],
-					"filter_bz"				= info["filter_bz"],
-					"filter_freon"			= info["filter_freon"],
+					"filter_rare"			= info["filter_rare"],
 					"filter_water_vapor"	= info["filter_water_vapor"]
 				))
 		data["mode"] = mode
@@ -314,7 +337,7 @@
 			if(usr.has_unlimited_silicon_privilege && !wires.is_cut(WIRE_IDSCAN))
 				locked = !locked
 				. = TRUE
-		if("power", "co2_scrub", "tox_scrub", "n2o_scrub", "bz_scrub", "freon_scrub","water_vapor_scrub", "widenet", "scrubbing")
+		if("power", "co2_scrub", "tox_scrub", "n2o_scrub", "rare_scrub","water_vapor_scrub", "widenet", "scrubbing")
 			send_signal(device_id, list("[action]" = text2num(params["val"])))
 			. = TRUE
 		if("excheck")
@@ -433,8 +456,7 @@
 					"co2_scrub" = 1,
 					"tox_scrub" = 0,
 					"n2o_scrub" = 0,
-					"bz_scrub"	= 0,
-					"freon_scrub"= 0,
+					"rare_scrub"= 0,
 					"water_vapor_scrub"= 0,
 					"scrubbing" = 1,
 					"widenet" = 0,
@@ -452,8 +474,7 @@
 					"co2_scrub" = 1,
 					"tox_scrub" = 1,
 					"n2o_scrub" = 1,
-					"bz_scrub"	= 1,
-					"freon_scrub"= 1,
+					"rare_scrub"= 1,
 					"water_vapor_scrub"= 1,
 					"scrubbing" = 1,
 					"widenet" = 1,
@@ -484,8 +505,7 @@
 					"co2_scrub" = 1,
 					"tox_scrub" = 0,
 					"n2o_scrub" = 0,
-					"bz_scrub"	= 0,
-					"freon_scrub"= 0,
+					"rare_scrub"= 0,
 					"water_vapor_scrub"= 0,
 					"scrubbing" = 1,
 					"widenet" = 0,
@@ -36,6 +36,9 @@ Pipelines + Other Objects -> Pipe network
 	var/device_type = 0
 	var/list/obj/machinery/atmospherics/nodes

+	var/construction_type
+	var/pipe_state //icon_state as a pipe item
+
 /obj/machinery/atmospherics/examine(mob/user)
 	..()
 	if(is_type_in_list(src, GLOB.ventcrawl_machinery) && isliving(user))
@@ -239,7 +242,7 @@ Pipelines + Other Objects -> Pipe network
 /obj/machinery/atmospherics/deconstruct(disassembled = TRUE)
 	if(!(flags_1 & NODECONSTRUCT_1))
 		if(can_unwrench)
-			var/obj/item/pipe/stored = new(loc, piping_layer, dir, src)
+			var/obj/item/pipe/stored = new construction_type(loc, null, dir, src)
 			stored.setPipingLayer(piping_layer)
 			if(!disassembled)
 				stored.obj_integrity = stored.max_integrity * 0.5
@@ -271,7 +274,7 @@ Pipelines + Other Objects -> Pipe network
 		if(unconnected & direction)
 			underlays += getpipeimage('icons/obj/atmospherics/components/binary_devices.dmi', "pipe_exposed", direction)

-/obj/machinery/atmospherics/on_construction(pipe_type, obj_color, set_layer)
+/obj/machinery/atmospherics/on_construction(obj_color, set_layer)
 	if(can_unwrench)
 		add_atom_colour(obj_color, FIXED_COLOUR_PRIORITY)
 		pipe_color = obj_color
@@ -21,6 +21,9 @@ Passive gate is similar to the regular pump except:
 	var/id = null
 	var/datum/radio_frequency/radio_connection

+	construction_type = /obj/item/pipe/directional
+	pipe_state = "passivegate"
+
 /obj/machinery/atmospherics/components/binary/passive_gate/Destroy()
 	SSradio.remove_object(src,frequency)
 	return ..()
@@ -167,4 +170,3 @@ Passive gate is similar to the regular pump except:
 	if(. && on)
 		to_chat(user, "<span class='warning'>You cannot unwrench [src], turn it off first!</span>")
 		return FALSE
-
@@ -26,6 +26,9 @@ Thus, the two variables affect pump operation are set in New():
 	var/id = null
 	var/datum/radio_frequency/radio_connection

+	construction_type = /obj/item/pipe/directional
+	pipe_state = "pump"
+
 /obj/machinery/atmospherics/components/binary/pump/on
 	on = TRUE

@@ -15,6 +15,9 @@ It's like a regular ol' straight pipe, but you can turn it on and off.
 	var/open = FALSE
 	var/valve_type = "m" //lets us have a nice, clean, OOP update_icon_nopipes()

+	construction_type = /obj/item/pipe/binary
+	pipe_state = "mvalve"
+
 /obj/machinery/atmospherics/components/binary/valve/open
 	open = TRUE

@@ -65,6 +68,7 @@ It's like a regular ol' straight pipe, but you can turn it on and off.
 	desc = "A digitally controlled valve."
 	icon_state = "dvalve_map"
 	valve_type = "d"
+	pipe_state = "dvalve"

 /obj/machinery/atmospherics/components/binary/valve/digital/attack_ai(mob/user)
 	return src.attack_hand(user)
@@ -26,6 +26,9 @@ Thus, the two variables affect pump operation are set in New():
 	var/id = null
 	var/datum/radio_frequency/radio_connection

+	construction_type = /obj/item/pipe/directional
+	pipe_state = "volumepump"
+
 /obj/machinery/atmospherics/components/binary/volume_pump/Destroy()
 	SSradio.remove_object(src,frequency)
 	return ..()
@@ -10,6 +10,9 @@
 	var/frequency = 0
 	var/datum/radio_frequency/radio_connection

+	construction_type = /obj/item/pipe/trinary/flippable
+	pipe_state = "filter"
+
 /obj/machinery/atmospherics/components/trinary/filter/flipped
 	icon_state = "filter_off_f"
 	flipped = TRUE
@@ -12,6 +12,9 @@
 	var/node1_concentration = 0.5
 	var/node2_concentration = 0.5

+	construction_type = /obj/item/pipe/trinary/flippable
+	pipe_state = "mixer"
+
 	//node 3 is the outlet, nodes 1 & 2 are intakes

 /obj/machinery/atmospherics/components/trinary/mixer/flipped
@@ -171,4 +174,3 @@
 	if(. && on && is_operational())
 		to_chat(user, "<span class='warning'>You cannot unwrench [src], turn it off first!</span>")
 		return FALSE
-
@@ -12,6 +12,8 @@
 	var/obj/machinery/atmospherics/components/unary/heat_exchanger/partner = null
 	var/update_cycle

+	pipe_state = "heunary"
+
 /obj/machinery/atmospherics/components/unary/heat_exchanger/update_icon()
 	if(NODE1)
 		icon_state = "he_intact"
@@ -18,6 +18,8 @@
 	level = 1
 	layer = GAS_SCRUBBER_LAYER

+	pipe_state = "injector"
+
 /obj/machinery/atmospherics/components/unary/outlet_injector/Destroy()
 	SSradio.remove_object(src,frequency)
 	return ..()
@@ -188,4 +190,3 @@
 	if(. && on && is_operational())
 		to_chat(user, "<span class='warning'>You cannot unwrench [src], turn it off first!</span>")
 		return FALSE
-
@@ -9,6 +9,7 @@
 	level = 0
 	layer = GAS_FILTER_LAYER
 	pipe_flags = PIPING_ONE_PER_TURF
+	pipe_state = "connector"

 /obj/machinery/atmospherics/components/unary/portables_connector/New()
 	..()
@@ -28,9 +28,6 @@
 	icon_state = "orange"
 	gas_type = /datum/gas/plasma

-/obj/machinery/atmospherics/components/unary/tank/oxygen_agent_b
-	icon_state = "orange_2"
-	gas_type = /datum/gas/oxygen_agent_b

 /obj/machinery/atmospherics/components/unary/tank/oxygen
 	icon_state = "blue"
@@ -4,6 +4,7 @@
 	initialize_directions = SOUTH
 	device_type = UNARY
 	pipe_flags = PIPING_ONE_PER_TURF
+	construction_type = /obj/item/pipe/directional

 /obj/machinery/atmospherics/components/unary/SetInitDirections()
 	initialize_directions = dir
@@ -31,6 +31,8 @@
 	var/radio_filter_out
 	var/radio_filter_in

+	pipe_state = "uvent"
+
 /obj/machinery/atmospherics/components/unary/vent_pump/on
 	on = TRUE
 	icon_state = "vent_map_on"
@@ -20,8 +20,7 @@
 	var/scrub_CO2 = TRUE
 	var/scrub_Toxins = FALSE
 	var/scrub_N2O = FALSE
-	var/scrub_BZ = FALSE
-	var/scrub_Freon = FALSE
+	var/scrub_Rare = FALSE
 	var/scrub_WaterVapor = FALSE


@@ -34,6 +33,8 @@
 	var/radio_filter_out
 	var/radio_filter_in

+	pipe_state = "scrubber"
+
 /obj/machinery/atmospherics/components/unary/vent_scrubber/New()
 	..()
 	if(!id_tag)
@@ -70,9 +71,7 @@
 			amount += idle_power_usage
 		if(scrub_N2O)
 			amount += idle_power_usage
-		if(scrub_BZ)
-			amount += idle_power_usage
-		if(scrub_Freon)
+		if(scrub_Rare)
 			amount += idle_power_usage
 		if(scrub_WaterVapor)
 			amount += idle_power_usage
@@ -125,8 +124,7 @@
 		"filter_co2" = scrub_CO2,
 		"filter_toxins" = scrub_Toxins,
 		"filter_n2o" = scrub_N2O,
-		"filter_bz" = scrub_BZ,
-		"filter_freon" = scrub_Freon,
+		"filter_rare" =scrub_Rare,
 		"filter_water_vapor" = scrub_WaterVapor,
 		"sigtype" = "status"
 	)
@@ -198,37 +196,52 @@
 			filtered_out.temperature = removed.temperature

 			if(scrub_Toxins && removed_gases[/datum/gas/plasma])
-				ADD_GAS(/datum/gas/plasma, filtered_out.gases)
+				ADD_GAS(/datum/gas/plasma, filtered_gases)
 				filtered_gases[/datum/gas/plasma][MOLES] = removed_gases[/datum/gas/plasma][MOLES]
 				removed_gases[/datum/gas/plasma][MOLES] = 0

 			if(scrub_CO2 && removed_gases[/datum/gas/carbon_dioxide])
-				ADD_GAS(/datum/gas/carbon_dioxide, filtered_out.gases)
+				ADD_GAS(/datum/gas/carbon_dioxide, filtered_gases)
 				filtered_gases[/datum/gas/carbon_dioxide][MOLES] = removed_gases[/datum/gas/carbon_dioxide][MOLES]
 				removed_gases[/datum/gas/carbon_dioxide][MOLES] = 0

-			if(removed_gases[/datum/gas/oxygen_agent_b])
-				ADD_GAS(/datum/gas/oxygen_agent_b, filtered_out.gases)
-				filtered_gases[/datum/gas/oxygen_agent_b][MOLES] = removed_gases[/datum/gas/oxygen_agent_b][MOLES]
-				removed_gases[/datum/gas/oxygen_agent_b][MOLES] = 0
-
 			if(scrub_N2O && removed_gases[/datum/gas/nitrous_oxide])
-				ADD_GAS(/datum/gas/nitrous_oxide, filtered_out.gases)
+				ADD_GAS(/datum/gas/nitrous_oxide, filtered_gases)
 				filtered_gases[/datum/gas/nitrous_oxide][MOLES] = removed_gases[/datum/gas/nitrous_oxide][MOLES]
 				removed_gases[/datum/gas/nitrous_oxide][MOLES] = 0

-			if(scrub_BZ && removed_gases[/datum/gas/bz])
-				ADD_GAS(/datum/gas/bz, filtered_out.gases)
+			if(scrub_Rare && removed_gases[/datum/gas/bz])
+				ADD_GAS(/datum/gas/bz, filtered_gases)
 				filtered_gases[/datum/gas/bz][MOLES] = removed_gases[/datum/gas/bz][MOLES]
 				removed_gases[/datum/gas/bz][MOLES] = 0

-			if(scrub_Freon && removed_gases[/datum/gas/freon])
-				ADD_GAS(/datum/gas/freon, filtered_out.gases)
-				filtered_gases[/datum/gas/freon][MOLES] = removed_gases[/datum/gas/freon][MOLES]
-				removed_gases[/datum/gas/freon][MOLES] = 0
+			if(scrub_Rare && removed_gases[/datum/gas/hypernoblium])
+				ADD_GAS(/datum/gas/hypernoblium, filtered_gases)
+				filtered_gases[/datum/gas/hypernoblium][MOLES] = removed_gases[/datum/gas/hypernoblium][MOLES]
+				removed_gases[/datum/gas/hypernoblium][MOLES] = 0
+
+			if(scrub_Rare && removed_gases[/datum/gas/stimulum])
+				ADD_GAS(/datum/gas/stimulum, filtered_gases)
+				filtered_gases[/datum/gas/stimulum][MOLES] = removed_gases[/datum/gas/stimulum][MOLES]
+				removed_gases[/datum/gas/stimulum][MOLES] = 0
+
+			if(scrub_Rare && removed_gases[/datum/gas/pluoxium])
+				ADD_GAS(/datum/gas/pluoxium, filtered_gases)
+				filtered_gases[/datum/gas/pluoxium][MOLES] = removed_gases[/datum/gas/pluoxium][MOLES]
+				removed_gases[/datum/gas/pluoxium][MOLES] = 0
+
+			if(scrub_Rare && removed_gases[/datum/gas/brown_gas])
+				ADD_GAS(/datum/gas/brown_gas, filtered_gases)
+				filtered_gases[/datum/gas/brown_gas][MOLES] = removed_gases[/datum/gas/brown_gas][MOLES]
+				removed_gases[/datum/gas/brown_gas][MOLES] = 0
+
+			if(scrub_Rare && removed_gases[/datum/gas/tritium])
+				ADD_GAS(/datum/gas/tritium, filtered_gases)
+				filtered_gases[/datum/gas/tritium][MOLES] = removed_gases[/datum/gas/tritium][MOLES]
+				removed_gases[/datum/gas/tritium][MOLES] = 0

 			if(scrub_WaterVapor && removed_gases[/datum/gas/water_vapor])
-				ADD_GAS(/datum/gas/water_vapor, filtered_out.gases)
+				ADD_GAS(/datum/gas/water_vapor, filtered_gases)
 				filtered_gases[/datum/gas/water_vapor][MOLES] = removed_gases[/datum/gas/water_vapor][MOLES]
 				removed_gases[/datum/gas/water_vapor][MOLES] = 0

@@ -303,15 +316,10 @@
 	if("toggle_n2o_scrub" in signal.data)
 		scrub_N2O = !scrub_N2O

-	if("bz_scrub" in signal.data)
-		scrub_BZ = text2num(signal.data["bz_scrub"])
-	if("toggle_bz_scrub" in signal.data)
-		scrub_BZ = !scrub_BZ
-
-	if("freon_scrub" in signal.data)
-		scrub_Freon = text2num(signal.data["freon_scrub"])
-	if("toggle_freon_scrub" in signal.data)
-		scrub_Freon = !scrub_Freon
+	if("rare_scrub" in signal.data)
+		scrub_Rare = text2num(signal.data["rare_scrub"])
+	if("toggle_rare_scrub" in signal.data)
+		scrub_Rare = !scrub_Rare

 	if("water_vapor_scrub" in signal.data)
 		scrub_WaterVapor = text2num(signal.data["water_vapor_scrub"])
@@ -173,21 +173,6 @@
 	overlay_color = "#FAFF00"
 	spawn_id = /datum/gas/bz

-/obj/machinery/atmospherics/miner/freon
-	name = "\improper Freon Gas Miner"
-	overlay_color = "#00FFE5"
-	spawn_id = /datum/gas/freon
-
-/obj/machinery/atmospherics/miner/volatile_fuel
-	name = "\improper Volatile Fuel Gas Miner"
-	overlay_color = "#564040"
-	spawn_id = /datum/gas/volatile_fuel
-
-/obj/machinery/atmospherics/miner/agent_b
-	name = "\improper Agent B Gas Miner"
-	overlay_color = "#E81E24"
-	spawn_id = /datum/gas/oxygen_agent_b
-
 /obj/machinery/atmospherics/miner/water_vapor
 	name = "\improper Water Vapor Gas Miner"
 	overlay_color = "#99928E"
@@ -13,6 +13,9 @@
 	initialize_directions_he = SOUTH

 	device_type = BINARY
+	
+	construction_type = /obj/item/pipe/directional
+	pipe_state = "junction"

 /obj/machinery/atmospherics/pipe/heat_exchanging/junction/SetInitDirections()
 	switch(dir)
@@ -43,4 +46,4 @@
 				return 0
 			init_dir = H.initialize_directions_he
 	if(init_dir & get_dir(target,src))
-		return 1
+		return 1
@@ -10,6 +10,9 @@

 	device_type = TRINARY

+	construction_type = /obj/item/pipe/trinary
+	pipe_state = "he_manifold"
+
 /obj/machinery/atmospherics/pipe/heat_exchanging/manifold/SetInitDirections()
 	switch(dir)
 		if(NORTH)
@@ -44,6 +47,9 @@

 	device_type = QUATERNARY

+	construction_type = /obj/item/pipe/quaternary
+	pipe_state = "he_manifold4w"
+
 /obj/machinery/atmospherics/pipe/heat_exchanging/manifold4w/SetInitDirections()
 	initialize_directions_he = initial(initialize_directions_he)

@@ -57,4 +63,4 @@
 	//Add non-broken pieces
 	for(DEVICE_TYPE_LOOP)
 		if(NODE_I)
-			add_overlay(getpipeimage('icons/obj/atmospherics/pipes/heat.dmi', "manifold_intact[invis]", get_dir(src, NODE_I)))
+			add_overlay(getpipeimage('icons/obj/atmospherics/pipes/heat.dmi', "manifold_intact[invis]", get_dir(src, NODE_I)))
@@ -9,6 +9,9 @@

 	device_type = BINARY

+	construction_type = /obj/item/pipe/binary/bendable
+	pipe_state = "he"
+
 /obj/machinery/atmospherics/pipe/heat_exchanging/simple/SetInitDirections()
 	if(dir in GLOB.diagonals)
 		initialize_directions_he = dir
@@ -30,4 +33,4 @@

 /obj/machinery/atmospherics/pipe/heat_exchanging/simple/update_icon()
 	normalize_dir()
-	..()
+	..()
@@ -11,6 +11,8 @@
 	volume = 260
 	var/list/front_nodes
 	var/list/back_nodes
+	construction_type = /obj/item/pipe/binary
+	pipe_state = "layer_manifold"

 /obj/machinery/atmospherics/pipe/layer_manifold/Initialize()
 	front_nodes = list()
@@ -31,17 +33,7 @@
 		A.build_network()

 /obj/machinery/atmospherics/pipe/layer_manifold/proc/get_all_connected_nodes()
-	var/list/obj/machinery/atmospherics/all_connected = list()
-	for(var/obj/machinery/atmospherics/I in front_nodes)
-		all_connected[I] = I
-	for(var/obj/machinery/atmospherics/I in back_nodes)
-		all_connected[I] = I
-	for(var/obj/machinery/atmospherics/I in nodes)
-		all_connected[I] = I
-	var/list/obj/machinery/atmospherics/returnlist = list()
-	for(var/obj/machinery/atmospherics/A in all_connected)
-		returnlist += all_connected[A]
-	return returnlist
+	return front_nodes + back_nodes + nodes

 /obj/machinery/atmospherics/pipe/layer_manifold/update_icon()	//HEAVILY WIP FOR UPDATE ICONS!!
 	layer = (initial(layer) + (PIPING_LAYER_MAX * PIPING_LAYER_LCHANGE))	//This is above everything else.
@@ -13,6 +13,9 @@

 	device_type = TRINARY

+	construction_type = /obj/item/pipe/trinary
+	pipe_state = "manifold"
+
 /obj/machinery/atmospherics/pipe/manifold/SetInitDirections()
 	switch(dir)
 		if(NORTH)
@@ -168,4 +171,4 @@
 	layer = GAS_PIPE_VISIBLE_LAYER

 /obj/machinery/atmospherics/pipe/manifold/brown/hidden
-	level = PIPE_HIDDEN_LEVEL
+	level = PIPE_HIDDEN_LEVEL
@@ -12,6 +12,9 @@

 	device_type = QUATERNARY

+	construction_type = /obj/item/pipe/quaternary
+	pipe_state = "manifold4w"
+
 /obj/machinery/atmospherics/pipe/manifold4w/SetInitDirections()
 	initialize_directions = initial(initialize_directions)

@@ -160,4 +163,4 @@
 	layer = GAS_PIPE_VISIBLE_LAYER

 /obj/machinery/atmospherics/pipe/manifold4w/brown/hidden
-	level = PIPE_HIDDEN_LEVEL
+	level = PIPE_HIDDEN_LEVEL
@@ -16,6 +16,9 @@ The regular pipe you see everywhere, including bent ones.

 	device_type = BINARY

+	construction_type = /obj/item/pipe/binary/bendable
+	pipe_state = "simple"
+
 /obj/machinery/atmospherics/pipe/simple/SetInitDirections()
 	normalize_cardinal_directions()
 	if(dir in GLOB.diagonals)
@@ -158,4 +161,4 @@ The regular pipe you see everywhere, including bent ones.
 	layer = GAS_PIPE_VISIBLE_LAYER

 /obj/machinery/atmospherics/pipe/simple/brown/hidden
-	level = PIPE_HIDDEN_LEVEL
+	level = PIPE_HIDDEN_LEVEL
@@ -43,7 +43,6 @@
 		"n2o" = /obj/machinery/portable_atmospherics/canister/nitrous_oxide,
 		"bz" = /obj/machinery/portable_atmospherics/canister/bz,
 		"air" = /obj/machinery/portable_atmospherics/canister/air,
-		"freon" = /obj/machinery/portable_atmospherics/canister/freon,
 		"water vapor" = /obj/machinery/portable_atmospherics/canister/water_vapor,
 		"caution" = /obj/machinery/portable_atmospherics/canister,
 	)
@@ -79,11 +78,6 @@
 	icon_state = "orange"
 	gas_type = /datum/gas/plasma

-/obj/machinery/portable_atmospherics/canister/agent_b
-	name = "agent b canister"
-	desc = "Oxygen Agent B. You're not quite sure what it does."
-	gas_type = /datum/gas/oxygen_agent_b
-
 /obj/machinery/portable_atmospherics/canister/bz
 	name = "BZ canister"
 	desc = "BZ, a powerful hallucinogenic nerve agent."
@@ -101,12 +95,30 @@
 	desc = "Pre-mixed air."
 	icon_state = "grey"

-/obj/machinery/portable_atmospherics/canister/freon
-	name = "freon canister"
-	desc = "Freon. Great for the atmosphere!"
-	icon_state = "freon"
-	gas_type = /datum/gas/freon
-	starter_temp = 120
+/obj/machinery/portable_atmospherics/canister/tritium
+	name = "tritium canister"
+	desc = "Tritium. Inhalation might cause irradiation."
+	gas_type = /datum/gas/tritium
+
+/obj/machinery/portable_atmospherics/canister/nob
+	name = "hyper-noblium canister"
+	desc = "Hyper-Noblium. More noble than all other gases."
+	gas_type = /datum/gas/hypernoblium
+
+/obj/machinery/portable_atmospherics/canister/browns
+	name = "brown gas canister"
+	desc = "Browns gas. Feels great 'til the acid eats your lungs."
+	gas_type = /datum/gas/brown_gas
+
+/obj/machinery/portable_atmospherics/canister/stimulum
+	name = "stimulum canister"
+	desc = "Stimulum. High energy gas, high energy people."
+	gas_type = /datum/gas/stimulum
+
+/obj/machinery/portable_atmospherics/canister/pluoxium
+	name = "pluoxium canister"
+	desc = "Pluoxium. Like oxygen, but more bang for your buck."
+	gas_type = /datum/gas/pluoxium

 /obj/machinery/portable_atmospherics/canister/water_vapor
 	name = "water vapor canister"
@@ -115,6 +127,7 @@
 	gas_type = /datum/gas/water_vapor
 	filled = 1

+
 /obj/machinery/portable_atmospherics/canister/proc/get_time_left()
 	if(timing)
 		. = round(max(0, valve_timer - world.time) / 10, 1)
@@ -402,7 +415,7 @@
 						var/gas = air_contents.gases[id]
 						if(!gas[GAS_META][META_GAS_DANGER])
 							continue
-						if(gas[MOLES] > (gas[GAS_META][META_GAS_MOLES_VISIBLE] || MOLES_PLASMA_VISIBLE)) //if moles_visible is undefined, default to plasma visibility
+						if(gas[MOLES] > (gas[GAS_META][META_GAS_MOLES_VISIBLE] || MOLES_GAS_VISIBLE)) //if moles_visible is undefined, default to default visibility
 							danger[gas[GAS_META][META_GAS_NAME]] = gas[MOLES] //ex. "plasma" = 20

 					if(danger.len)
@@ -7,7 +7,7 @@
 	var/volume_rate = 1000
 	volume = 1000

-	var/list/scrubbing = list(/datum/gas/plasma, /datum/gas/carbon_dioxide, /datum/gas/nitrous_oxide, /datum/gas/oxygen_agent_b, /datum/gas/bz, /datum/gas/freon, /datum/gas/water_vapor)
+	var/list/scrubbing = list(/datum/gas/plasma, /datum/gas/carbon_dioxide, /datum/gas/nitrous_oxide, /datum/gas/bz, /datum/gas/brown_gas, /datum/gas/tritium, /datum/gas/hypernoblium, /datum/gas/water_vapor)

 /obj/machinery/portable_atmospherics/scrubber/Destroy()
 	var/turf/T = get_turf(src)
@@ -937,23 +937,6 @@
 	crate_type = /obj/structure/closet/crate/secure/science
 	dangerous = TRUE

-/datum/supply_pack/science/bz_canister
-	name = "BZ Canister"
-	cost = 2000
-	access_any = list(ACCESS_RD, ACCESS_ATMOSPHERICS)
-	contains = list(/obj/machinery/portable_atmospherics/canister/bz)
-	crate_name = "bz canister crate"
-	crate_type = /obj/structure/closet/crate/secure/science
-	dangerous = TRUE
-
-/datum/supply_pack/science/freon_canister
-	name = "Freon Canister"
-	cost = 6000
-	access_any = list(ACCESS_RD, ACCESS_ATMOSPHERICS)
-	contains = list(/obj/machinery/portable_atmospherics/canister/freon)
-	crate_name = "freon canister crate"
-	crate_type = /obj/structure/closet/crate/secure/science
-	dangerous = TRUE

 /datum/supply_pack/science/research
 	name = "Machine Prototype Crate"
@@ -4,12 +4,12 @@
 	set category = "OOC"

 	if(GLOB.say_disabled)	//This is here to try to identify lag problems
-		usr << "<span class='danger'> Speech is currently admin-disabled.</span>"
+		to_chat(usr, "<span class='danger'> Speech is currently admin-disabled.</span>")
 		return

 	if(!mob)	return
 	if(IsGuestKey(key))
-		src << "Guests may not use OOC."
+		to_chat(src, "Guests may not use OOC.")
 		return

 	msg = copytext(sanitize(msg), 1, MAX_MESSAGE_LEN)
@@ -17,23 +17,23 @@
 		return

 	if(!(prefs.toggles & CHAT_OOC))
-		src << "<span class='danger'> You have OOC muted.</span>"
+		to_chat(src, "<span class='danger'> You have OOC muted.</span>")
 		return

 	if(!holder)
 		if(!GLOB.ooc_allowed)
-			src << "<span class='danger'> OOC is globally muted</span>"
+			to_chat(src, "<span class='danger'> OOC is globally muted</span>")
 			return
 		if(!GLOB.dooc_allowed && (mob.stat == DEAD))
-			usr << "<span class='danger'> OOC for dead mobs has been turned off.</span>"
+			to_chat(usr, "<span class='danger'> OOC for dead mobs has been turned off.</span>")
 			return
 		if(prefs.muted & MUTE_OOC)
-			src << "<span class='danger'> You cannot use OOC (muted).</span>"
+			to_chat(src, "<span class='danger'> You cannot use OOC (muted).</span>")
 			return
 		if(handle_spam_prevention(msg,MUTE_OOC))
 			return
 		if(findtext(msg, "byond://"))
-			src << "<B>Advertising other servers is not allowed.</B>"
+			to_chat(src, "<B>Advertising other servers is not allowed.</B>")
 			log_admin("[key_name(src)] has attempted to advertise in LOOC: [msg]")
 			return

@@ -59,8 +59,8 @@
 			var/heart_strength = "<span class='danger'>no</span>"
 			var/lung_strength = "<span class='danger'>no</span>"

-			var/obj/item/organ/heart/heart = M.getorganslot("heart")
-			var/obj/item/organ/lungs/lungs = M.getorganslot("lungs")
+			var/obj/item/organ/heart/heart = M.getorganslot(ORGAN_SLOT_HEART)
+			var/obj/item/organ/lungs/lungs = M.getorganslot(ORGAN_SLOT_LUNGS)

 			if(!(M.stat == DEAD || (M.status_flags&FAKEDEATH)))
 				if(heart && istype(heart))
@@ -179,4 +179,4 @@
 	desc = "Damn, it feels good to be a gangster."
 	icon = 'icons/obj/clothing/neck.dmi'
 	icon_state = "bling"
-	item_color = "bling"
+	item_color = "bling"
@@ -10,12 +10,8 @@
 	..()
 	for(var/mob/living/carbon/human/H in GLOB.mob_list)
 		var/obj/item/storage/backpack/b = locate() in H.contents
-		new /obj/item/storage/spooky(b)
-		if(ishuman(H) || islizard(H))
-			if(prob(50))
-				H.set_species(/datum/species/skeleton)
-			else
-				H.set_species(/datum/species/zombie)
+		if(b)
+			new /obj/item/storage/spooky(b)

 	for(var/mob/living/simple_animal/pet/dog/corgi/Ian/Ian in GLOB.mob_list)
 		Ian.place_on_head(new /obj/item/bedsheet(Ian))
@@ -26,77 +22,6 @@
 /datum/round_event/spooky/announce()
 	priority_announce(pick("RATTLE ME BONES!","THE RIDE NEVER ENDS!", "A SKELETON POPS OUT!", "SPOOKY SCARY SKELETONS!", "CREWMEMBERS BEWARE, YOU'RE IN FOR A SCARE!") , "THE CALL IS COMING FROM INSIDE THE HOUSE")

-//Eyeball migration
-/datum/round_event_control/carp_migration/eyeballs
-	name = "Eyeball Migration"
-	typepath = /datum/round_event/carp_migration/eyeballs
-	holidayID = HALLOWEEN
-	weight = 25
-	earliest_start = 0
-
-/datum/round_event/carp_migration/eyeballs/start()
-	for(var/obj/effect/landmark/carpspawn/C in GLOB.landmarks_list)
-		new /mob/living/simple_animal/hostile/carp/eyeball(C.loc)
-
-//Pumpking meteors waves
-/datum/round_event_control/meteor_wave/spooky
-	name = "Pumpkin Wave"
-	typepath = /datum/round_event/meteor_wave/spooky
-	holidayID = HALLOWEEN
-	weight = 20
-	max_occurrences = 2
-
-/datum/round_event/meteor_wave/spooky
-	endWhen	= 40
-
-/datum/round_event/meteor_wave/spooky/tick()
-	if(IsMultiple(activeFor, 4))
-		spawn_meteors(3, GLOB.meteorsSPOOKY) //meteor list types defined in gamemode/meteor/meteors.dm
-
-//Creepy clown invasion
-/datum/round_event_control/creepy_clowns
-	name = "Clowns"
-	typepath = /datum/round_event/creepy_clowns
-	holidayID = HALLOWEEN
-	weight = 20
-	earliest_start = 0
-
-/datum/round_event/creepy_clowns
-	endWhen = 40
-
-/datum/round_event/creepy_clowns/start()
-	for(var/mob/living/carbon/human/H in GLOB.living_mob_list)
-		if(!H.client || !istype(H))
-			return
-		to_chat(H, "<span class='danger'>Honk...</span>")
-		SEND_SOUND(H, sound('sound/spookoween/scary_clown_appear.ogg'))
-		var/turf/T = get_turf(H)
-		if(T)
-			new /obj/effect/hallucination/simple/clown(T, H, 50)
-
-/datum/round_event/creepy_clowns/tick()
-	if(IsMultiple(activeFor, 4))
-		for(var/mob/living/carbon/human/H in GLOB.living_mob_list)
-			if (prob(66))
-				playsound(H.loc, pick('sound/spookoween/scary_horn.ogg','sound/spookoween/scary_horn2.ogg', 'sound/spookoween/scary_horn3.ogg'), 100, 1)
-			if (prob(33))
-				var/turf/T = get_turf(H)
-				if(T)
-					new /obj/effect/hallucination/simple/clown(T, H, 25)
-			else if (prob(25))
-				var/turf/T = get_turf(H)
-				if(T)
-					new /obj/effect/hallucination/simple/clown/scary(T, H, 25)
-			else if (prob(5))
-				var/turf/T = get_turf(H)
-				if(T)
-					spawn_atom_to_turf(/obj/effect/mob_spawn/human/clown/corpse, H, 1)
-			else if (prob(1))
-				spawn_atom_to_turf(/mob/living/simple_animal/hostile/retaliate/clown, H, 1)
-
-/datum/round_event/creepy_clowns/announce()
-	priority_announce("Honk... Honk... honk... HONK! HONK! HONKHONKHONKHONKHONK", "HONK!", 'sound/spookoween/scary_horn.ogg')
-
 //spooky foods (you can't actually make these when it's not halloween)
 /obj/item/reagent_containers/food/snacks/sugarcookie/spookyskull
 	name = "skull cookie"
@@ -110,7 +35,6 @@
 	icon = 'icons/obj/halloween_items.dmi'
 	icon_state = "coffincookie"

-
 //spooky items

 /obj/item/storage/spooky
@@ -1,68 +1,72 @@
-// Normal strength
-
-/datum/round_event_control/meteor_wave
-	name = "Meteor Wave: Normal"
-	typepath = /datum/round_event/meteor_wave
-	weight = 4
-	min_players = 5
-	max_occurrences = 3
-
-/datum/round_event/meteor_wave
-	startWhen		= 6
-	endWhen			= 66
-	announceWhen	= 1
-	var/list/wave_type
-	var/wave_name = "normal"
-
-/datum/round_event/meteor_wave/New()
-	..()
-	if(!wave_type)
-		determine_wave_type()
-
-/datum/round_event/meteor_wave/proc/determine_wave_type()
-	if(!wave_name)
-		wave_name = pickweight(list(
-			"normal" = 50,
-			"threatening" = 40,
-			"catastrophic" = 10))
-	switch(wave_name)
-		if("normal")
-			wave_type = GLOB.meteors_normal
-		if("threatening")
-			wave_type = GLOB.meteors_threatening
-		if("catastrophic")
-			wave_type = GLOB.meteors_catastrophic
-		if("meaty")
-			wave_type = GLOB.meteorsB
-		if("space dust")
-			wave_type = GLOB.meteorsC
-		else
-			WARNING("Wave name of [wave_name] not recognised.")
-			kill()
-
-/datum/round_event/meteor_wave/announce()
-	priority_announce("Meteors have been detected on collision course with the station.", "Meteor Alert", 'sound/ai/meteors.ogg')
-
-/datum/round_event/meteor_wave/tick()
-	if(IsMultiple(activeFor, 3))
-		spawn_meteors(5, wave_type) //meteor list types defined in gamemode/meteor/meteors.dm
-
-/datum/round_event_control/meteor_wave/threatening
-	name = "Meteor Wave: Threatening"
-	typepath = /datum/round_event/meteor_wave/threatening
-	weight = 2
-	min_players = 5
-	max_occurrences = 3
-
-/datum/round_event/meteor_wave/threatening
-	wave_name = "threatening"
-
-/datum/round_event_control/meteor_wave/catastrophic
-	name = "Meteor Wave: Catastrophic"
-	typepath = /datum/round_event/meteor_wave/catastrophic
-	weight = 1
-	min_players = 5
-	max_occurrences = 3
-
-/datum/round_event/meteor_wave/catastrophic
-	wave_name = "catastrophic"
+// Normal strength
+
+/datum/round_event_control/meteor_wave
+	name = "Meteor Wave: Normal"
+	typepath = /datum/round_event/meteor_wave
+	weight = 4
+	min_players = 5
+	max_occurrences = 3
+
+/datum/round_event/meteor_wave
+	startWhen		= 6
+	endWhen			= 66
+	announceWhen	= 1
+	var/list/wave_type
+	var/wave_name = "normal"
+
+/datum/round_event/meteor_wave/New()
+	..()
+	if(!wave_type)
+		determine_wave_type()
+
+/datum/round_event/meteor_wave/proc/determine_wave_type()
+	if(SSevents.holidays && SSevents.holidays[HALLOWEEN])
+		wave_name = "halloween"
+	if(!wave_name)
+		wave_name = pickweight(list(
+			"normal" = 50,
+			"threatening" = 40,
+			"catastrophic" = 10))
+	switch(wave_name)
+		if("normal")
+			wave_type = GLOB.meteors_normal
+		if("threatening")
+			wave_type = GLOB.meteors_threatening
+		if("catastrophic")
+			wave_type = GLOB.meteors_catastrophic
+		if("meaty")
+			wave_type = GLOB.meteorsB
+		if("space dust")
+			wave_type = GLOB.meteorsC
+		if("halloween")
+			wave_type = GLOB.meteorsSPOOKY
+		else
+			WARNING("Wave name of [wave_name] not recognised.")
+			kill()
+
+/datum/round_event/meteor_wave/announce()
+	priority_announce("Meteors have been detected on collision course with the station.", "Meteor Alert", 'sound/ai/meteors.ogg')
+
+/datum/round_event/meteor_wave/tick()
+	if(IsMultiple(activeFor, 3))
+		spawn_meteors(5, wave_type) //meteor list types defined in gamemode/meteor/meteors.dm
+
+/datum/round_event_control/meteor_wave/threatening
+	name = "Meteor Wave: Threatening"
+	typepath = /datum/round_event/meteor_wave/threatening
+	weight = 2
+	min_players = 5
+	max_occurrences = 3
+
+/datum/round_event/meteor_wave/threatening
+	wave_name = "threatening"
+
+/datum/round_event_control/meteor_wave/catastrophic
+	name = "Meteor Wave: Catastrophic"
+	typepath = /datum/round_event/meteor_wave/catastrophic
+	weight = 1
+	min_players = 5
+	max_occurrences = 3
+
+/datum/round_event/meteor_wave/catastrophic
+	wave_name = "catastrophic"
@@ -272,7 +272,7 @@

 /datum/holiday/halloween
 	name = HALLOWEEN
-	begin_day = 30
+	begin_day = 28
 	begin_month = OCTOBER
 	end_day = 2
 	end_month = NOVEMBER
@@ -106,7 +106,7 @@
 	slowdown = 2

 /turf/open/floor/holofloor/snow/cold
-	initial_gas_mix = "freon=7500;TEMP=0"
+	initial_gas_mix = "nob=7500;TEMP=2.7"

 /turf/open/floor/holofloor/asteroid
 	name = "asteroid sand"
@@ -56,10 +56,11 @@

 	if (top_atom)
 		LAZYREMOVE(top_atom.light_sources, src)
-
+	
+	if (needs_update)
+		GLOB.lighting_update_lights -= src
+	
 	. = ..()
-	if(!force)
-		return QDEL_HINT_IWILLGC

 // Yes this doesn't align correctly on anything other than 4 width tabs.
 // If you want it to go switch everybody to elastic tab stops.
@@ -59,7 +59,7 @@
 	if(previewJob && !nude)
 		mannequin.job = previewJob.title
 		previewJob.equip(mannequin, TRUE)
-	mannequin.compile_overlays()
+	COMPILE_OVERLAYS(mannequin)
 	CHECK_TICK
 	preview_icon = icon('icons/effects/effects.dmi', "nothing")
 	preview_icon.Scale(48+32, 16+32)
@@ -6,7 +6,7 @@
 	throw_range = 5
 	layer = ABOVE_MOB_LAYER
 	zone = "head"
-	slot = "brain"
+	slot = ORGAN_SLOT_BRAIN
 	vital = TRUE
 	origin_tech = "biotech=5"
 	attack_verb = list("attacked", "slapped", "whacked")
@@ -70,7 +70,7 @@
 		C.dna.copy_dna(brainmob.stored_dna)
 		if(L.disabilities & NOCLONE)
 			brainmob.disabilities |= NOCLONE	//This is so you can't just decapitate a husked guy and clone them without needing to get a new body
-		var/obj/item/organ/zombie_infection/ZI = L.getorganslot("zombie_infection")
+		var/obj/item/organ/zombie_infection/ZI = L.getorganslot(ORGAN_SLOT_ZOMBIE)
 		if(ZI)
 			brainmob.set_species(ZI.old_species)	//For if the brain is cloned
 	if(L.mind && L.mind.current)
@@ -224,7 +224,7 @@
 						internal = null
 						update_internals_hud_icon(0)
 					else if(ITEM && istype(ITEM, /obj/item/tank))
-						if((wear_mask && (wear_mask.flags_1 & MASKINTERNALS_1)) || getorganslot("breathing_tube"))
+						if((wear_mask && (wear_mask.flags_1 & MASKINTERNALS_1)) || getorganslot(ORGAN_SLOT_BREATHING_TUBE))
 							internal = ITEM
 							update_internals_hud_icon(1)

@@ -523,7 +523,7 @@

 	sight = initial(sight)
 	lighting_alpha = initial(lighting_alpha)
-	var/obj/item/organ/eyes/E = getorganslot("eye_sight")
+	var/obj/item/organ/eyes/E = getorganslot(ORGAN_SLOT_EYES)
 	if(!E)
 		update_tint()
 	else
@@ -580,7 +580,7 @@
 	if(wear_mask)
 		. += wear_mask.tint

-	var/obj/item/organ/eyes/E = getorganslot("eye_sight")
+	var/obj/item/organ/eyes/E = getorganslot(ORGAN_SLOT_EYES)
 	if(E)
 		. += E.tint

@@ -14,7 +14,7 @@
 		var/obj/item/clothing/mask/MFP = src.wear_mask
 		number += MFP.flash_protect

-	var/obj/item/organ/eyes/E = getorganslot("eye_sight")
+	var/obj/item/organ/eyes/E = getorganslot(ORGAN_SLOT_EYES)
 	if(!E)
 		number = INFINITY //Can't get flashed without eyes
 	else
@@ -28,7 +28,7 @@
 		number += 1
 	if(head && (head.flags_2 & BANG_PROTECT_2))
 		number += 1
-	var/obj/item/organ/ears/E = getorganslot("ears")
+	var/obj/item/organ/ears/E = getorganslot(ORGAN_SLOT_EARS)
 	if(!E)
 		number = INFINITY
 	else
@@ -279,7 +279,7 @@

 	var/damage = intensity - get_eye_protection()
 	if(.) // we've been flashed
-		var/obj/item/organ/eyes/eyes = getorganslot("eye_sight")
+		var/obj/item/organ/eyes/eyes = getorganslot(ORGAN_SLOT_EYES)
 		if (!eyes)
 			return
 		if(visual)
@@ -323,7 +323,7 @@

 /mob/living/carbon/soundbang_act(intensity = 1, stun_pwr = 20, damage_pwr = 5, deafen_pwr = 15)
 	var/ear_safety = get_ear_protection()
-	var/obj/item/organ/ears/ears = getorganslot("ears")
+	var/obj/item/organ/ears/ears = getorganslot(ORGAN_SLOT_EARS)
 	var/effect_amount = intensity - ear_safety
 	if(effect_amount > 0)
 		if(stun_pwr)
@@ -363,6 +363,6 @@

 /mob/living/carbon/can_hear()
 	. = FALSE
-	var/obj/item/organ/ears/ears = getorganslot("ears")
+	var/obj/item/organ/ears/ears = getorganslot(ORGAN_SLOT_EARS)
 	if(istype(ears) && !ears.deaf)
 		. = TRUE
@@ -39,7 +39,7 @@
 		return 1

 	// Do we have a jetpack implant (and is it on)?
-	var/obj/item/organ/cyberimp/chest/thrusters/T = getorganslot("thrusters")
+	var/obj/item/organ/cyberimp/chest/thrusters/T = getorganslot(ORGAN_SLOT_THRUSTERS)
 	if(istype(T) && movement_dir && T.allow_thrust(0.01))
 		return 1

@@ -20,7 +20,7 @@
 	if(stat == DEAD)
 		return
 	stop_sound_channel(CHANNEL_HEARTBEAT)
-	var/obj/item/organ/heart/H = getorganslot("heart")
+	var/obj/item/organ/heart/H = getorganslot(ORGAN_SLOT_HEART)
 	if(H)
 		H.beat = BEAT_NONE

@@ -270,13 +270,13 @@
 		if(ishuman(usr))
 			var/mob/living/carbon/human/H = usr
 			var/perpname = get_face_name(get_id_name(""))
-			if(istype(H.glasses, /obj/item/clothing/glasses/hud) || istype(H.getorganslot("eye_hud"), /obj/item/organ/cyberimp/eyes/hud))
+			if(istype(H.glasses, /obj/item/clothing/glasses/hud) || istype(H.getorganslot(ORGAN_SLOT_HUD), /obj/item/organ/cyberimp/eyes/hud))
 				var/datum/data/record/R = find_record("name", perpname, GLOB.data_core.general)
 				if(href_list["photo_front"] || href_list["photo_side"])
 					if(R)
 						if(!H.canUseHUD())
 							return
-						else if(!istype(H.glasses, /obj/item/clothing/glasses/hud) && !istype(H.getorganslot("eye_hud"), /obj/item/organ/cyberimp/eyes/hud/medical))
+						else if(!istype(H.glasses, /obj/item/clothing/glasses/hud) && !istype(H.getorganslot(ORGAN_SLOT_HUD), /obj/item/organ/cyberimp/eyes/hud/medical))
 							return
 						var/obj/item/photo/P = null
 						if(href_list["photo_front"])
@@ -287,13 +287,13 @@
 							P.show(H)

 				if(href_list["hud"] == "m")
-					if(istype(H.glasses, /obj/item/clothing/glasses/hud/health) || istype(H.getorganslot("eye_hud"), /obj/item/organ/cyberimp/eyes/hud/medical))
+					if(istype(H.glasses, /obj/item/clothing/glasses/hud/health) || istype(H.getorganslot(ORGAN_SLOT_HUD), /obj/item/organ/cyberimp/eyes/hud/medical))
 						if(href_list["p_stat"])
 							var/health_status = input(usr, "Specify a new physical status for this person.", "Medical HUD", R.fields["p_stat"]) in list("Active", "Physically Unfit", "*Unconscious*", "*Deceased*", "Cancel")
 							if(R)
 								if(!H.canUseHUD())
 									return
-								else if(!istype(H.glasses, /obj/item/clothing/glasses/hud/health) && !istype(H.getorganslot("eye_hud"), /obj/item/organ/cyberimp/eyes/hud/medical))
+								else if(!istype(H.glasses, /obj/item/clothing/glasses/hud/health) && !istype(H.getorganslot(ORGAN_SLOT_HUD), /obj/item/organ/cyberimp/eyes/hud/medical))
 									return
 								if(health_status && health_status != "Cancel")
 									R.fields["p_stat"] = health_status
@@ -303,7 +303,7 @@
 							if(R)
 								if(!H.canUseHUD())
 									return
-								else if(!istype(H.glasses, /obj/item/clothing/glasses/hud/health) && !istype(H.getorganslot("eye_hud"), /obj/item/organ/cyberimp/eyes/hud/medical))
+								else if(!istype(H.glasses, /obj/item/clothing/glasses/hud/health) && !istype(H.getorganslot(ORGAN_SLOT_HUD), /obj/item/organ/cyberimp/eyes/hud/medical))
 									return
 								if(health_status && health_status != "Cancel")
 									R.fields["m_stat"] = health_status
@@ -352,7 +352,7 @@
 								to_chat(usr, "<span class='danger'>Gathered data is inconsistent with the analysis, possible cause: poisoning.</span>")

 				if(href_list["hud"] == "s")
-					if(istype(H.glasses, /obj/item/clothing/glasses/hud/security) || istype(H.getorganslot("eye_hud"), /obj/item/organ/cyberimp/eyes/hud/security))
+					if(istype(H.glasses, /obj/item/clothing/glasses/hud/security) || istype(H.getorganslot(ORGAN_SLOT_HUD), /obj/item/organ/cyberimp/eyes/hud/security))
 						if(usr.stat || usr == src) //|| !usr.canmove || usr.restrained()) Fluff: Sechuds have eye-tracking technology and sets 'arrest' to people that the wearer looks and blinks at.
 							return													  //Non-fluff: This allows sec to set people to arrest as they get disarmed or beaten
 						// Checks the user has security clearence before allowing them to change arrest status via hud, comment out to enable all access
@@ -379,7 +379,7 @@
 									if(setcriminal != "Cancel")
 										if(R)
 											if(H.canUseHUD())
-												if(istype(H.glasses, /obj/item/clothing/glasses/hud/security) || istype(H.getorganslot("eye_hud"), /obj/item/organ/cyberimp/eyes/hud/security))
+												if(istype(H.glasses, /obj/item/clothing/glasses/hud/security) || istype(H.getorganslot(ORGAN_SLOT_HUD), /obj/item/organ/cyberimp/eyes/hud/security))
 													investigate_log("[src.key] has been set from [R.fields["criminal"]] to [setcriminal] by [usr.name] ([usr.key]).", INVESTIGATE_RECORDS)
 													R.fields["criminal"] = setcriminal
 													sec_hud_set_security_status()
@@ -389,7 +389,7 @@
 									if(R)
 										if(!H.canUseHUD())
 											return
-										else if(!istype(H.glasses, /obj/item/clothing/glasses/hud/security) && !istype(H.getorganslot("eye_hud"), /obj/item/organ/cyberimp/eyes/hud/security))
+										else if(!istype(H.glasses, /obj/item/clothing/glasses/hud/security) && !istype(H.getorganslot(ORGAN_SLOT_HUD), /obj/item/organ/cyberimp/eyes/hud/security))
 											return
 										to_chat(usr, "<b>Name:</b> [R.fields["name"]]	<b>Criminal Status:</b> [R.fields["criminal"]]")
 										to_chat(usr, "<b>Minor Crimes:</b>")
@@ -418,7 +418,7 @@
 														return
 													else if(!H.canUseHUD())
 														return
-													else if(!istype(H.glasses, /obj/item/clothing/glasses/hud/security) && !istype(H.getorganslot("eye_hud"), /obj/item/organ/cyberimp/eyes/hud/security))
+													else if(!istype(H.glasses, /obj/item/clothing/glasses/hud/security) && !istype(H.getorganslot(ORGAN_SLOT_HUD), /obj/item/organ/cyberimp/eyes/hud/security))
 														return
 													var/crime = GLOB.data_core.createCrimeEntry(t1, t2, allowed_access, worldtime2text())
 													GLOB.data_core.addMinorCrime(R.fields["id"], crime)
@@ -433,7 +433,7 @@
 														return
 													else if (!H.canUseHUD())
 														return
-													else if (!istype(H.glasses, /obj/item/clothing/glasses/hud/security) && !istype(H.getorganslot("eye_hud"), /obj/item/organ/cyberimp/eyes/hud/security))
+													else if (!istype(H.glasses, /obj/item/clothing/glasses/hud/security) && !istype(H.getorganslot(ORGAN_SLOT_HUD), /obj/item/organ/cyberimp/eyes/hud/security))
 														return
 													var/crime = GLOB.data_core.createCrimeEntry(t1, t2, allowed_access, worldtime2text())
 													GLOB.data_core.addMajorCrime(R.fields["id"], crime)
@@ -444,7 +444,7 @@
 									if(R)
 										if(!H.canUseHUD())
 											return
-										else if(!istype(H.glasses, /obj/item/clothing/glasses/hud/security) && !istype(H.getorganslot("eye_hud"), /obj/item/organ/cyberimp/eyes/hud/security))
+										else if(!istype(H.glasses, /obj/item/clothing/glasses/hud/security) && !istype(H.getorganslot(ORGAN_SLOT_HUD), /obj/item/organ/cyberimp/eyes/hud/security))
 											return
 										to_chat(usr, "<b>Comments/Log:</b>")
 										var/counter = 1
@@ -462,7 +462,7 @@
 												return
 											else if(!H.canUseHUD())
 												return
-											else if(!istype(H.glasses, /obj/item/clothing/glasses/hud/security) && !istype(H.getorganslot("eye_hud"), /obj/item/organ/cyberimp/eyes/hud/security))
+											else if(!istype(H.glasses, /obj/item/clothing/glasses/hud/security) && !istype(H.getorganslot(ORGAN_SLOT_HUD), /obj/item/organ/cyberimp/eyes/hud/security))
 												return
 											var/counter = 1
 											while(R.fields[text("com_[]", counter)])
@@ -637,7 +637,7 @@
 			return 0

 		var/they_breathe = (!(NOBREATH in C.dna.species.species_traits))
-		var/they_lung = C.getorganslot("lungs")
+		var/they_lung = C.getorganslot(ORGAN_SLOT_LUNGS)

 		if(C.health > HEALTH_THRESHOLD_CRIT)
 			return
@@ -451,7 +451,7 @@
 		siemens_coeff = gloves_siemens_coeff
 	if(undergoing_cardiac_arrest() && !illusion)
 		if(shock_damage * siemens_coeff >= 1 && prob(25))
-			var/obj/item/organ/heart/heart = getorganslot("heart")
+			var/obj/item/organ/heart/heart = getorganslot(ORGAN_SLOT_HEART)
 			heart.beating = TRUE
 			if(stat == CONSCIOUS)
 				to_chat(src, "<span class='notice'>You feel your heart beating again!</span>")
@@ -225,7 +225,7 @@
 /mob/living/carbon/human/wear_mask_update(obj/item/clothing/C, toggle_off = 1)
 	if((C.flags_inv & (HIDEHAIR|HIDEFACIALHAIR)) || (initial(C.flags_inv) & (HIDEHAIR|HIDEFACIALHAIR)))
 		update_hair()
-	if(toggle_off && internal && !getorganslot("breathing_tube"))
+	if(toggle_off && internal && !getorganslot(ORGAN_SLOT_BREATHING_TUBE))
 		update_internals_hud_icon(0)
 		internal = null
 	if(C.flags_inv & HIDEEYES)
@@ -93,7 +93,7 @@
 #define HUMAN_CRIT_MAX_OXYLOSS (SSmobs.wait/30)
 /mob/living/carbon/human/check_breath(datum/gas_mixture/breath)

-	var/L = getorganslot("lungs")
+	var/L = getorganslot(ORGAN_SLOT_LUNGS)

 	if(!L)
 		if(health >= HEALTH_THRESHOLD_CRIT)
@@ -338,7 +338,7 @@
 /mob/living/carbon/human/proc/undergoing_cardiac_arrest()
 	if(!can_heartattack())
 		return FALSE
-	var/obj/item/organ/heart/heart = getorganslot("heart")
+	var/obj/item/organ/heart/heart = getorganslot(ORGAN_SLOT_HEART)
 	if(istype(heart) && heart.beating)
 		return FALSE
 	return TRUE
@@ -347,7 +347,7 @@
 	if(!can_heartattack())
 		return FALSE

-	var/obj/item/organ/heart/heart = getorganslot("heart")
+	var/obj/item/organ/heart/heart = getorganslot(ORGAN_SLOT_HEART)
 	if(!istype(heart))
 		return

@@ -49,7 +49,7 @@
 	CHECK_DNA_AND_SPECIES(src)

 	// how do species that don't breathe talk? magic, that's what.
-	if(!(NOBREATH in dna.species.species_traits) && !getorganslot("lungs"))
+	if(!(NOBREATH in dna.species.species_traits) && !getorganslot(ORGAN_SLOT_LUNGS))
 		return 0
 	if(mind)
 		return !mind.miming
@@ -123,15 +123,15 @@

 //Will regenerate missing organs
 /datum/species/proc/regenerate_organs(mob/living/carbon/C,datum/species/old_species,replace_current=TRUE)
-	var/obj/item/organ/brain/brain = C.getorganslot("brain")
-	var/obj/item/organ/heart/heart = C.getorganslot("heart")
-	var/obj/item/organ/lungs/lungs = C.getorganslot("lungs")
-	var/obj/item/organ/appendix/appendix = C.getorganslot("appendix")
-	var/obj/item/organ/eyes/eyes = C.getorganslot("eye_sight")
-	var/obj/item/organ/ears/ears = C.getorganslot("ears")
-	var/obj/item/organ/tongue/tongue = C.getorganslot("tongue")
-	var/obj/item/organ/liver/liver = C.getorganslot("liver")
-	var/obj/item/organ/stomach/stomach = C.getorganslot("stomach")
+	var/obj/item/organ/brain/brain = C.getorganslot(ORGAN_SLOT_BRAIN)
+	var/obj/item/organ/heart/heart = C.getorganslot(ORGAN_SLOT_HEART)
+	var/obj/item/organ/lungs/lungs = C.getorganslot(ORGAN_SLOT_LUNGS)
+	var/obj/item/organ/appendix/appendix = C.getorganslot(ORGAN_SLOT_APPENDIX)
+	var/obj/item/organ/eyes/eyes = C.getorganslot(ORGAN_SLOT_EYES)
+	var/obj/item/organ/ears/ears = C.getorganslot(ORGAN_SLOT_EARS)
+	var/obj/item/organ/tongue/tongue = C.getorganslot(ORGAN_SLOT_TONGUE)
+	var/obj/item/organ/liver/liver = C.getorganslot(ORGAN_SLOT_LIVER)
+	var/obj/item/organ/stomach/stomach = C.getorganslot(ORGAN_SLOT_STOMACH)

 	var/should_have_brain = TRUE
 	var/should_have_heart = !(NOBLOOD in species_traits)
@@ -1205,7 +1205,7 @@
 	if(!gravity)
 		var/obj/item/tank/jetpack/J = H.back
 		var/obj/item/clothing/suit/space/hardsuit/C = H.wear_suit
-		var/obj/item/organ/cyberimp/chest/thrusters/T = H.getorganslot("thrusters")
+		var/obj/item/organ/cyberimp/chest/thrusters/T = H.getorganslot(ORGAN_SLOT_THRUSTERS)
 		if(!istype(J) && istype(C))
 			J = C.jetpack
 		if(istype(J) && J.full_speed && J.allow_thrust(0.01, H))	//Prevents stacking
@@ -1261,7 +1261,7 @@
 		return 1
 	else
 		var/we_breathe = (!(NOBREATH in user.dna.species.species_traits))
-		var/we_lung = user.getorganslot("lungs")
+		var/we_lung = user.getorganslot(ORGAN_SLOT_LUNGS)

 		if(we_breathe && we_lung)
 			user.do_cpr(target)
@@ -52,7 +52,7 @@
 	//  Infection organ needs to be handled separately from mutant_organs
 	//  because it persists through species transitions
 	var/obj/item/organ/zombie_infection/infection
-	infection = C.getorganslot("zombie_infection")
+	infection = C.getorganslot(ORGAN_SLOT_ZOMBIE)
 	if(!infection)
 		infection = new()
 		infection.Insert(C)
@@ -58,7 +58,7 @@

 	var/datum/gas_mixture/breath

-	if(!getorganslot("breathing_tube"))
+	if(!getorganslot(ORGAN_SLOT_BREATHING_TUBE))
 		if(health <= HEALTH_THRESHOLD_FULLCRIT || (pulledby && pulledby.grab_state >= GRAB_KILL))
 			losebreath++  //You can't breath at all when in critical or when being choked, so you're going to miss a breath

@@ -110,7 +110,7 @@
 	if((status_flags & GODMODE))
 		return

-	var/lungs = getorganslot("lungs")
+	var/lungs = getorganslot(ORGAN_SLOT_LUNGS)
 	if(!lungs)
 		adjustOxyLoss(2)

@@ -203,6 +203,16 @@
 			hallucination += 20
 		else if(bz_partialpressure > 0.01)
 			hallucination += 5//Removed at 2 per tick so this will slowly build up
+	//TRITIUM
+	if(breath_gases[/datum/gas/tritium])
+		var/tritium_partialpressure = (breath_gases[/datum/gas/tritium][MOLES]/breath.total_moles())*breath_pressure
+		radiation += tritium_partialpressure/10
+	//Brown Gas
+	if (breath_gases[/datum/gas/brown_gas])
+		var/browns_partialpressure = (breath_gases[/datum/gas/brown_gas][MOLES]/breath.total_moles())*breath_pressure
+		adjustFireLoss(browns_partialpressure/4)
+
+

 	breath.garbage_collect()

@@ -220,7 +230,7 @@
 		if(internal.loc != src)
 			internal = null
 			update_internals_hud_icon(0)
-		else if ((!wear_mask || !(wear_mask.flags_1 & MASKINTERNALS_1)) && !getorganslot("breathing_tube"))
+		else if ((!wear_mask || !(wear_mask.flags_1 & MASKINTERNALS_1)) && !getorganslot(ORGAN_SLOT_BREATHING_TUBE))
 			internal = null
 			update_internals_hud_icon(0)
 		else
@@ -391,7 +401,7 @@
 /////////

 /mob/living/carbon/proc/handle_liver()
-	var/obj/item/organ/liver/liver = getorganslot("liver")
+	var/obj/item/organ/liver/liver = getorganslot(ORGAN_SLOT_LIVER)
 	if((!dna && !liver) || (NOLIVER in dna.species.species_traits))
 		return
 	if(liver)
@@ -404,17 +414,17 @@
 		liver_failure()

 /mob/living/carbon/proc/undergoing_liver_failure()
-	var/obj/item/organ/liver/liver = getorganslot("liver")
+	var/obj/item/organ/liver/liver = getorganslot(ORGAN_SLOT_LIVER)
 	if(liver && liver.failing)
 		return TRUE

 /mob/living/carbon/proc/return_liver_damage()
-	var/obj/item/organ/liver/liver = getorganslot("liver")
+	var/obj/item/organ/liver/liver = getorganslot(ORGAN_SLOT_LIVER)
 	if(liver)
 		return liver.damage

 /mob/living/carbon/proc/applyLiverDamage(var/d)
-	var/obj/item/organ/liver/L = getorganslot("liver")
+	var/obj/item/organ/liver/L = getorganslot(ORGAN_SLOT_LIVER)
 	if(L)
 		L.damage += d

@@ -140,7 +140,7 @@
 	return protection

 /mob/living/carbon/monkey/IsVocal()
-	if(!getorganslot("lungs"))
+	if(!getorganslot(ORGAN_SLOT_LUNGS))
 		return 0
 	return 1

@@ -1,6 +1,6 @@
 /mob/living/carbon/treat_message(message)
 	message = ..(message)
-	var/obj/item/organ/tongue/T = getorganslot("tongue")
+	var/obj/item/organ/tongue/T = getorganslot(ORGAN_SLOT_TONGUE)
 	if(!T) //hoooooouaah!
 		var/regex/tongueless_lower = new("\[gdntke]+", "g")
 		var/regex/tongueless_upper = new("\[GDNTKE]+", "g")
@@ -21,7 +21,7 @@

 /mob/living/carbon/get_spans()
 	. = ..()
-	var/obj/item/organ/tongue/T = getorganslot("tongue")
+	var/obj/item/organ/tongue/T = getorganslot(ORGAN_SLOT_TONGUE)
 	if(T)
 		. |= T.get_spans()

@@ -30,7 +30,7 @@
 		. |= I.get_held_item_speechspans(src)

 /mob/living/carbon/could_speak_in_language(datum/language/dt)
-	var/obj/item/organ/tongue/T = getorganslot("tongue")
+	var/obj/item/organ/tongue/T = getorganslot(ORGAN_SLOT_TONGUE)
 	if(T)
 		. = T.could_speak_in_language(dt)
 	else
--- a/Show More
+++ b/Show More