Ports the radiation subsystem and cleans up damage flags. (#15715)

aurorastation.dme

@@ -213,6 +213,7 @@
 #include "code\controllers\subsystems\ping.dm"
 #include "code\controllers\subsystems\plants.dm"
 #include "code\controllers\subsystems\profiler.dm"
+#include "code\controllers\subsystems\radiation.dm"
 #include "code\controllers\subsystems\radio.dm"
 #include "code\controllers\subsystems\records.dm"
 #include "code\controllers\subsystems\responseteam.dm"
@@ -915,6 +916,7 @@
 #include "code\game\objects\items\devices\dociler.dm"
 #include "code\game\objects\items\devices\flash.dm"
 #include "code\game\objects\items\devices\floor_painter.dm"
+#include "code\game\objects\items\devices\geiger.dm"
 #include "code\game\objects\items\devices\hacktool.dm"
 #include "code\game\objects\items\devices\hearing_aid.dm"
 #include "code\game\objects\items\devices\holowarrant.dm"
@@ -2819,6 +2821,7 @@
 #include "code\modules\psionics\mob\mob_assay.dm"
 #include "code\modules\psionics\mob\mob_helpers.dm"
 #include "code\modules\psionics\mob\mob_interactions.dm"
+#include "code\modules\radiation\radiation.dm"
 #include "code\modules\random_map\_random_map_setup.dm"
 #include "code\modules\random_map\random_map.dm"
 #include "code\modules\random_map\random_map_verbs.dm"

code/ZAS/Airflow.dm

@@ -117,9 +117,9 @@ Contains helper procs for airflow, handled in /connection_group.
 		bloody_body(src)
 	var/b_loss = airflow_speed * vsc.airflow_damage
 
-	apply_damage(b_loss/3, BRUTE, BP_HEAD, used_weapon = "Airflow")
+	apply_damage(b_loss/3, DAMAGE_BRUTE, BP_HEAD, used_weapon = "Airflow")
-	apply_damage(b_loss/3, BRUTE, BP_CHEST, used_weapon = "Airflow")
+	apply_damage(b_loss/3, DAMAGE_BRUTE, BP_CHEST, used_weapon = "Airflow")
-	apply_damage(b_loss/3, BRUTE, BP_GROIN, used_weapon = "Airflow")
+	apply_damage(b_loss/3, DAMAGE_BRUTE, BP_GROIN, used_weapon = "Airflow")
 
 	if(airflow_speed > 10)
 		Paralyse(round(airflow_speed * vsc.airflow_stun))

code/ZAS/Fire.dm

@@ -417,7 +417,7 @@ datum/gas_mixture/proc/check_recombustability(list/fuel_objs)
 
 /mob/living/proc/FireBurn(var/firelevel, var/last_temperature, var/pressure)
 	var/mx = 5 * firelevel/vsc.fire_firelevel_multiplier * min(pressure / ONE_ATMOSPHERE, 1)
-	apply_damage(2.5*mx, BURN)
+	apply_damage(2.5*mx, DAMAGE_BURN)
 
 
 /mob/living/carbon/human/FireBurn(var/firelevel, var/last_temperature, var/pressure)
@@ -452,13 +452,13 @@ datum/gas_mixture/proc/check_recombustability(list/fuel_objs)
 
 	//Always check these damage procs first if fire damage isn't working. They're probably what's wrong.
 
-	apply_damage(2.5*mx*head_exposure, BURN, BP_HEAD, used_weapon = "Fire")
+	apply_damage(2.5*mx*head_exposure, DAMAGE_BURN, BP_HEAD, used_weapon = "Fire")
-	apply_damage(2.5*mx*chest_exposure, BURN, BP_CHEST, used_weapon = "Fire")
+	apply_damage(2.5*mx*chest_exposure, DAMAGE_BURN, BP_CHEST, used_weapon = "Fire")
-	apply_damage(2.0*mx*groin_exposure, BURN, BP_GROIN, used_weapon =  "Fire")
+	apply_damage(2.0*mx*groin_exposure, DAMAGE_BURN, BP_GROIN, used_weapon =  "Fire")
-	apply_damage(0.6*mx*legs_exposure, BURN, BP_L_LEG, used_weapon = "Fire")
+	apply_damage(0.6*mx*legs_exposure, DAMAGE_BURN, BP_L_LEG, used_weapon = "Fire")
-	apply_damage(0.6*mx*legs_exposure, BURN, BP_R_LEG, used_weapon = "Fire")
+	apply_damage(0.6*mx*legs_exposure, DAMAGE_BURN, BP_R_LEG, used_weapon = "Fire")
-	apply_damage(0.4*mx*arms_exposure, BURN, BP_L_ARM, used_weapon = "Fire")
+	apply_damage(0.4*mx*arms_exposure, DAMAGE_BURN, BP_L_ARM, used_weapon = "Fire")
-	apply_damage(0.4*mx*arms_exposure, BURN, BP_R_ARM, used_weapon = "Fire")
+	apply_damage(0.4*mx*arms_exposure, DAMAGE_BURN, BP_R_ARM, used_weapon = "Fire")
 
 
 #undef FIRE_LIGHT_1

code/__defines/_macros.dm

@@ -143,4 +143,13 @@
 #define SHIFTL(INT, BITS) ((INT) << (BITS))
 
 /// Convenience define for nth-bit flags, 0-indexed
-#define FLAG(BIT) SHIFTL(1, BIT)
+#define FLAG(BIT) SHIFTL(1, BIT)
+
+/// Increase the size of L by 1 at the end. Is the old last entry index.
+#define LIST_INC(L) ((L).len++)
+
+/// Increase the size of L by 1 at the end. Is the new last entry index.
+#define LIST_PRE_INC(L) (++(L).len)
+
+/// Decrease the size of L by 1 from the end. Is the old last entry index.
+#define LIST_DEC(L) ((L).len--)

code/__defines/damage_organs.dm

@@ -1,29 +1,29 @@
 // Damage things. TODO: Merge these down to reduce on defines.
-// Way to waste perfectly good damage-type names (BRUTE) on this... If you were really worried about case sensitivity, you could have just used lowertext(damagetype) in the proc.
+// Way to waste perfectly good damage-type names (DAMAGE_BRUTE) on this... If you were really worried about case sensitivity, you could have just used lowertext(damagetype) in the proc.
-#define BRUTE     "brute"
+#define DAMAGE_BRUTE     "brute"
-#define BURN      "fire"
+#define DAMAGE_BURN      "fire"
-#define TOX       "tox"
+#define DAMAGE_TOXIN     "toxin"
-#define OXY       "oxy"
+#define DAMAGE_OXY       "oxy"
-#define CLONE     "clone"
+#define DAMAGE_CLONE     "clone"
-#define PAIN      "pain"
+#define DAMAGE_PAIN      "pain"
+#define DAMAGE_RADIATION "radiation"
 
 #define CUT       "cut"
 #define BRUISE    "bruise"
 #define PIERCE    "pierce"
 #define LASER     "laser"
 
-#define DAM_EDGE      1
+#define DAMAGE_FLAG_EDGE      1
-#define DAM_SHARP     2
+#define DAMAGE_FLAG_SHARP     2
-#define DAM_LASER     4
+#define DAMAGE_FLAG_LASER     4
-#define DAM_BULLET    8
+#define DAMAGE_FLAG_BULLET    8
-#define DAM_EXPLODE   16
+#define DAMAGE_FLAG_EXPLODE   16
-#define DAM_DISPERSED 32 // Makes apply_damage calls without specified zone distribute damage rather than randomly choose organ (for humans)
+#define DAMAGE_FLAG_DISPERSED 32 // Makes apply_damage calls without specified zone distribute damage rather than randomly choose organ (for humans)
-#define DAM_BIO       64
+#define DAMAGE_FLAG_BIO       64
 
 #define STUN      "stun"
 #define WEAKEN    "weaken"
 #define PARALYZE  "paralize"
-#define IRRADIATE "irradiate"
 #define SLUR      "slur"
 #define STUTTER   "stutter"
 #define EYE_BLUR  "eye_blur"

code/__defines/misc.dm

@@ -500,3 +500,10 @@ Define for getting a bitfield of adjacent turfs that meet a condition.
 #define TEMPLATE_FLAG_RUIN_STARTS_DISALLOWED 32  // Ruin is not available during spawning unless another ruin permits it.
 
 #define LANDING_ZONE_RADIUS 25 // Used for autoplacing landmarks on exoplanets
+
+#define RAD_LEVEL_LOW 1 // Around the level at which radiation starts to become harmful
+#define RAD_LEVEL_MODERATE 25
+#define RAD_LEVEL_HIGH 40
+#define RAD_LEVEL_VERY_HIGH 100
+
+#define RADIATION_THRESHOLD_CUTOFF 0.1	// Radiation will not affect a tile when below this value.

code/__defines/subsystem-priority.dm

@@ -61,6 +61,7 @@
 #define SS_PRIORITY_CALAMITY    20	// Singularity, Tesla, Nar'sie, blob, etc.
 #define SS_PRIORITY_EVENT       20
 #define SS_PRIORITY_DISEASE     20	// Disease ticks.
+#define SS_PRIORITY_RADIATION   20  // Radiation processing and cache updates.
 #define SS_PRIORITY_ALARMS      20
 #define SS_PRIORITY_PLANTS      20	// Spreading plant effects.
 #define SS_PRIORITY_EFFECTS     20	// New-style effects manager. Timing of effects may be off if this gets too far behind.

code/_onclick/item_attack.dm

@@ -65,7 +65,7 @@ avoid code duplication. This includes items that may sometimes act as a standard
 	return ..()
 
 /mob/living/simple_animal/attackby(obj/item/I, mob/living/user)
-	if(I.damtype == PAIN)
+	if(I.damtype == DAMAGE_PAIN)
 		playsound(loc, 'sound/weapons/tap.ogg', I.get_clamped_volume(), 1, -1)
 		return TRUE
 	else

code/controllers/configuration.dm

@@ -126,7 +126,7 @@ var/list/gamemode_cache = list()
 	var/default_brain_health = 400
 
 	//Paincrit knocks someone down once they hit 60 shock_stage, so by default make it so that close to 100 additional damage needs to be dealt,
-	//so that it's similar to PAIN. Lowered it a bit since hitting paincrit takes much longer to wear off than a halloss stun.
+	//so that it's similar to DAMAGE_PAIN. Lowered it a bit since hitting paincrit takes much longer to wear off than a halloss stun.
 	var/organ_damage_spillover_multiplier = 0.5
 
 	var/bones_can_break = 0

code/controllers/subsystems/radiation.dm

@@ -0,0 +1,145 @@
+#define RADIATION_DECAY_RATE 1
+#define RADIATION_LOWER_LIMIT 0.15
+#define RADIATION_MATERIAL_RESISTANCE_DIVISOR 2
+#define RADIATION_RESISTANCE_MULTIPLIER 1.25
+
+var/datum/controller/subsystem/radiation/SSradiation
+
+/datum/controller/subsystem/radiation
+	name = "Radiation"
+	wait = 2 SECONDS
+	priority = SS_PRIORITY_RADIATION
+	flags = SS_NO_INIT
+
+	var/list/sources = list()			// all radiation source datums
+	var/list/sources_assoc = list()		// Sources indexed by turf for de-duplication.
+	var/list/resistance_cache = list()	// Cache of turf's radiation resistance.
+
+	var/list/current_sources   = list()
+	var/list/current_res_cache = list()
+	var/list/listeners         = list()
+
+/datum/controller/subsystem/radiation/New()
+	NEW_SS_GLOBAL(SSradiation)
+
+/datum/controller/subsystem/radiation/fire(resumed = FALSE)
+	if (!resumed)
+		current_sources = sources.Copy()
+		current_res_cache = resistance_cache.Copy()
+		listeners = living_mob_list.Copy()
+
+	while(length(current_sources))
+		var/datum/radiation_source/S = current_sources[length(current_sources)]
+		LIST_DEC(current_sources)
+
+		if(QDELETED(S))
+			sources -= S
+		else if(S.decay)
+			S.update_rad_power(S.rad_power - RADIATION_DECAY_RATE)
+		if (MC_TICK_CHECK)
+			return
+
+	while(length(current_res_cache))
+		var/turf/T = current_res_cache[length(current_res_cache)]
+		LIST_DEC(current_res_cache)
+
+		if(QDELETED(T))
+			resistance_cache -= T
+		else if((length(T.contents) + 1) != resistance_cache[T])
+			resistance_cache -= T // If its stale REMOVE it! It will get added if its needed.
+		if (MC_TICK_CHECK)
+			return
+
+	if(!length(sources))
+		listeners.Cut()
+
+	while(length(listeners))
+		var/atom/A = listeners[length(listeners)]
+		LIST_DEC(listeners)
+
+		if(!QDELETED(A))
+			var/atom/location = A.loc
+			var/rads = 0
+			if(istype(location))
+				rads = location.get_rads()
+			if(rads)
+				A.rad_act(rads)
+		if (MC_TICK_CHECK)
+			return
+
+// Ray trace from all active radiation sources to T and return the strongest effect.
+/datum/controller/subsystem/radiation/proc/get_rads_at_turf(turf/T)
+	. = 0
+	if(!istype(T))
+		return
+
+	for(var/value in sources)
+		var/datum/radiation_source/source = value
+		if(source.rad_power < .)
+			continue // Already being affected by a stronger source
+		if(source.source_turf.z != T.z)
+			continue // Radiation is not multi-z
+		if(source.respect_maint)
+			var/area/A = T.loc
+			if(A.flags & RAD_SHIELDED)
+				continue // In shielded area
+
+		var/dist = get_dist(source.source_turf, T)
+		if(dist > source.range)
+			continue // Too far to possibly affect
+		if(source.flat)
+			. = max(., source.rad_power)
+			continue // No need to ray trace for flat  field
+
+		// Okay, now ray trace to find resistence!
+		var/turf/origin = source.source_turf
+		var/working = source.rad_power
+		while(origin != T)
+			origin = get_step_towards(origin, T) //Raytracing
+			if(!resistance_cache[origin]) //Only get the resistance if we don't already know it.
+				origin.calc_rad_resistance()
+			if(origin.cached_rad_resistance)
+				working = round((working / (origin.cached_rad_resistance * RADIATION_RESISTANCE_MULTIPLIER)), 0.1)
+			if((working <= .) || (working <= RADIATION_THRESHOLD_CUTOFF))
+				break // Already affected by a stronger source (or its zero...)
+		. = max((working / (dist ** 2)), .) //Butchered version of the inverse square law. Works for this purpose
+		if(. <= RADIATION_THRESHOLD_CUTOFF)
+			. = 0
+
+// Add a radiation source instance to the repository.  It will override any existing source on the same turf.
+/datum/controller/subsystem/radiation/proc/add_source(datum/radiation_source/S)
+	if(!isturf(S.source_turf))
+		return
+	var/datum/radiation_source/existing = sources_assoc[S.source_turf]
+	if(existing)
+		qdel(existing)
+	sources += S
+	sources_assoc[S.source_turf] = S
+
+// Creates a temporary radiation source that will decay
+/datum/controller/subsystem/radiation/proc/radiate(source, power) //Sends out a radiation pulse, taking walls into account
+	if(!(source && power)) //Sanity checking
+		return
+	var/datum/radiation_source/S = new()
+	S.source_turf = get_turf(source)
+	S.update_rad_power(power)
+	add_source(S)
+
+// Sets the radiation in a range to a constant value.
+/datum/controller/subsystem/radiation/proc/flat_radiate(source, power, range, respect_maint = FALSE)
+	if(!(source && power && range))
+		return
+	var/datum/radiation_source/S = new()
+	S.flat = TRUE
+	S.range = range
+	S.respect_maint = respect_maint
+	S.source_turf = get_turf(source)
+	S.update_rad_power(power)
+	add_source(S)
+
+// Irradiates a full Z-level. Hacky way of doing it, but not too expensive.
+/datum/controller/subsystem/radiation/proc/z_radiate(atom/source, power, respect_maint = FALSE)
+	if(!(power && source))
+		return
+	var/turf/epicentre = locate(round(world.maxx / 2), round(world.maxy / 2), source.z)
+	flat_radiate(epicentre, power, world.maxx, respect_maint)

code/datums/components/armor/armor.dm

@@ -31,7 +31,7 @@
 /datum/component/armor/proc/apply_damage_modifications(damage, damage_type, damage_flags, mob/living/victim, armor_pen, silent = FALSE)
 	if(armor_flags & ARMOR_TYPE_EXOSUIT)
 		if(prob(get_blocked(damage_type, damage_flags, armor_pen) * 100)) //extra removal of sharp and edge on account of us being big robots
-			damage_flags &= ~(DAM_SHARP | DAM_EDGE)
+			damage_flags &= ~(DAMAGE_FLAG_SHARP | DAMAGE_FLAG_EDGE)
 
 	if(damage <= 0)
 		return args.Copy()
@@ -43,10 +43,10 @@
 	// Blocking values that mean the damage was under armor, so all dangerous flags are removed (edge/sharp)
 	var/armor_border_blocking = 1 - (under_armor_mult * 1/armor_range_mult)
 	if(blocked >= armor_border_blocking)
-		if(damage_flags & DAM_LASER)
+		if(damage_flags & DAMAGE_FLAG_LASER)
 			damage *= FLUIDLOSS_CONC_BURN/FLUIDLOSS_WIDE_BURN
-		damage_flags &= ~(DAM_SHARP | DAM_EDGE | DAM_LASER)
+		damage_flags &= ~(DAMAGE_FLAG_SHARP | DAMAGE_FLAG_EDGE | DAMAGE_FLAG_LASER)
-	if(damage_type == IRRADIATE)
+	if(damage_type == DAMAGE_RADIATION)
 		damage = max(0, damage - 100 * blocked)
 		silent = TRUE
 	damage *= 1 - blocked
@@ -88,24 +88,24 @@
 /proc/get_armor_key(damage_type, damage_flags)
 	var/key
 	switch(damage_type)
-		if(BRUTE)
+		if(DAMAGE_BRUTE)
-			if(damage_flags & DAM_BULLET)
+			if(damage_flags & DAMAGE_FLAG_BULLET)
 				key = "bullet"
-			else if(damage_flags & DAM_EXPLODE)
+			else if(damage_flags & DAMAGE_FLAG_EXPLODE)
 				key = "bomb"
 			else
 				key = "melee"
-		if(BURN)
+		if(DAMAGE_BURN)
-			if(damage_flags & DAM_LASER)
+			if(damage_flags & DAMAGE_FLAG_LASER)
 				key = "laser"
-			else if(damage_flags & DAM_EXPLODE)
+			else if(damage_flags & DAMAGE_FLAG_EXPLODE)
 				key = "bomb"
 			else
 				key = "energy"
-		if(TOX)
+		if (DAMAGE_TOXIN)
-			if(damage_flags & DAM_BIO)
+			if(damage_flags & DAMAGE_FLAG_BIO)
 				key = "bio" // Otherwise just not blocked by default.
-		if(IRRADIATE)
+		if (DAMAGE_RADIATION)
 			key = "rad"
 	return key
 

code/datums/helper_datums/teleport.dm

@@ -219,7 +219,7 @@
 							if(organs_to_gib.len)
 								var/obj/item/organ/external/E = pick(organs_to_gib)
 								to_chat(H, "<span class='danger'>You partially phase into \the [impediment], causing your [E.name] to violently dematerialize!</span>")
-								H.apply_damage(35, BRUTE, E, 0)
+								H.apply_damage(35, DAMAGE_BRUTE, E, 0)
 
 					else
 						if(newdest)

code/defines/obj/weapon.dm

@@ -73,7 +73,7 @@
 	var/armorpercent = 0
 	var/wasblocked = 0
 	var/shoulddisarm = 0
-	var/damagetype = PAIN
+	var/damagetype = DAMAGE_PAIN
 	var/chargedelay = 4 // 4 half frames = 2 seconds
 
 	if(targetIsHuman && targetashuman == user)
@@ -81,11 +81,11 @@
 
 	if (user.a_intent == I_HURT)
 		target_zone = get_zone_with_miss_chance(target_zone, target) //Vary the attack
-		damagetype = BRUTE
+		damagetype = DAMAGE_BRUTE
 
 	if (targetIsHuman)
 		var/mob/living/carbon/human/targethuman = target
-		armorpercent = targethuman.get_blocked_ratio(target_zone, BRUTE, damage = force)*100
+		armorpercent = targethuman.get_blocked_ratio(target_zone, DAMAGE_BRUTE, damage = force)*100
 		wasblocked = targethuman.check_shields(force, src, user, target_zone, null)
 
 	var/damageamount = force

code/game/dna/dna_modifier.dm

@@ -453,7 +453,7 @@
 			else
 				randmuti(src.connected.occupant)
 
-		src.connected.occupant.apply_damage(((src.radiation_intensity*3)+src.radiation_duration*3), IRRADIATE, damage_flags = DAM_DISPERSED)
+		src.connected.occupant.apply_damage(((src.radiation_intensity*3)+src.radiation_duration*3), DAMAGE_RADIATION, damage_flags = DAMAGE_FLAG_DISPERSED)
 		src.connected.locked = lock_state
 		return 1 // return 1 forces an update to all Nano uis attached to src
 
@@ -547,7 +547,7 @@
 			block = miniscrambletarget(num2text(selected_ui_target), src.radiation_intensity, src.radiation_duration)
 			src.connected.occupant.dna.SetUISubBlock(src.selected_ui_block,src.selected_ui_subblock,block)
 			src.connected.occupant.UpdateAppearance()
-			src.connected.occupant.apply_damage((src.radiation_intensity+src.radiation_duration), IRRADIATE, damage_flags = DAM_DISPERSED)
+			src.connected.occupant.apply_damage((src.radiation_intensity+src.radiation_duration), DAMAGE_RADIATION, damage_flags = DAMAGE_FLAG_DISPERSED)
 		else
 			if	(prob(20+src.radiation_intensity))
 				randmutb(src.connected.occupant)
@@ -555,7 +555,7 @@
 			else
 				randmuti(src.connected.occupant)
 				src.connected.occupant.UpdateAppearance()
-			src.connected.occupant.apply_damage(((src.radiation_intensity*2)+src.radiation_duration), IRRADIATE, damage_flags = DAM_DISPERSED)
+			src.connected.occupant.apply_damage(((src.radiation_intensity*2)+src.radiation_duration), DAMAGE_RADIATION, damage_flags = DAMAGE_FLAG_DISPERSED)
 		src.connected.locked = lock_state
 		return 1 // return 1 forces an update to all Nano uis attached to src
 
@@ -612,10 +612,10 @@
 
 				//testing("Irradiated SE block [real_SE_block]:[src.selected_se_subblock] ([original_block] now [block]) [(real_SE_block!=selected_se_block) ? "(SHIFTED)":""]!")
 				connected.occupant.dna.SetSESubBlock(real_SE_block,selected_se_subblock,block)
-				src.connected.occupant.apply_damage((src.radiation_intensity+src.radiation_duration), IRRADIATE, damage_flags = DAM_DISPERSED)
+				src.connected.occupant.apply_damage((src.radiation_intensity+src.radiation_duration), DAMAGE_RADIATION, damage_flags = DAMAGE_FLAG_DISPERSED)
 				domutcheck(src.connected.occupant,src.connected)
 			else
-				src.connected.occupant.apply_damage(((src.radiation_intensity*2)+src.radiation_duration), IRRADIATE, damage_flags = DAM_DISPERSED)
+				src.connected.occupant.apply_damage(((src.radiation_intensity*2)+src.radiation_duration), DAMAGE_RADIATION, damage_flags = DAMAGE_FLAG_DISPERSED)
 				if	(prob(80-src.radiation_duration))
 					//testing("Random bad mut!")
 					randmutb(src.connected.occupant)
@@ -737,7 +737,7 @@
 				src.connected.occupant.dna.SE = buf.dna.SE
 				src.connected.occupant.dna.UpdateSE()
 				domutcheck(src.connected.occupant,src.connected)
-			src.connected.occupant.apply_damage(rand(20,50), damage_flags = DAM_DISPERSED)
+			src.connected.occupant.apply_damage(rand(20,50), damage_flags = DAMAGE_FLAG_DISPERSED)
 			return 1
 
 		if (bufferOption == "createInjector")

code/game/gamemodes/changeling/implements/powers/suck.dm

@@ -53,7 +53,7 @@
 				to_chat(T, "<span class='danger'>You feel a sharp stabbing pain!</span>")
 				playsound(get_turf(src), 'sound/effects/lingstabs.ogg', 50, 1)
 				var/obj/item/organ/external/affecting = T.get_organ(src.zone_sel.selecting)
-				if(affecting.take_damage(40, 0, damage_flags = DAM_SHARP|DAM_EDGE, used_weapon = "massive puncture wound"))
+				if(affecting.take_damage(40, 0, damage_flags = DAMAGE_FLAG_SHARP|DAMAGE_FLAG_EDGE, used_weapon = "massive puncture wound"))
 					T.UpdateDamageIcon()
 
 		feedback_add_details("changeling_powers","A[stage]")

code/game/gamemodes/cult/items/sword.dm

@@ -38,7 +38,7 @@
 		to_chat(user, SPAN_CULT("An unexplicable force rips through you, tearing the sword from your grasp!"))
 
 	//random amount of damage between half of the blade's force and the full force of the blade.
-	user.apply_damage(rand(force/2, force), BRUTE, zone, 0, damage_flags = DAM_SHARP|DAM_EDGE)
+	user.apply_damage(rand(force/2, force), DAMAGE_BRUTE, zone, 0, damage_flags = DAMAGE_FLAG_SHARP|DAMAGE_FLAG_EDGE)
 	user.Weaken(5)
 
 	user.drop_from_inventory(src)

code/game/gamemodes/cult/structures/pylon.dm

@@ -380,7 +380,7 @@
 		if(istype(I, /obj/item/nullrod))
 			shatter()
 			return
-		if(I.damtype != BRUTE)
+		if(I.damtype != DAMAGE_BRUTE)
 			to_chat(user, SPAN_WARNING("You swing at the pylon to no effect."))
 			return
 
@@ -388,7 +388,7 @@
 		if(istype(source, /obj/item/projectile/beam/cult))
 			return //No feedback loops
 		var/obj/item/projectile/proj = source
-		if(proj.damage_type == BURN)
+		if(proj.damage_type == DAMAGE_BURN)
 			if(empowered <= 0)
 				visible_message(SPAN_CULT("The beam refracts inside the pylon, splitting into an indistinct violet glow. The crystal takes on a new, more ominous aura!"))
 			empowered += damage * 0.2
@@ -398,7 +398,7 @@
 			start_process()
 			update_icon()
 			return
-		else if(proj.damage_type != BRUTE)
+		else if(proj.damage_type != DAMAGE_BRUTE)
 			return
 		ranged = TRUE
 

code/game/gamemodes/events.dm

@@ -10,9 +10,9 @@ var/hadevent    = 0
 		if(isNotStationLevel(T.z))
 			continue
 
-		H.apply_damage((rand(15,75)), IRRADIATE, damage_flags = DAM_DISPERSED)
+		H.apply_damage((rand(15,75)), DAMAGE_RADIATION, damage_flags = DAMAGE_FLAG_DISPERSED)
 		if (prob(5))
-			H.apply_damage((rand(90,150)), IRRADIATE, damage_flags = DAM_DISPERSED)
+			H.apply_damage((rand(90,150)), DAMAGE_RADIATION, damage_flags = DAMAGE_FLAG_DISPERSED)
 		if (prob(25))
 			if (prob(75))
 				randmutb(H)

code/game/gamemodes/meteor/meteors.dm

@@ -189,8 +189,7 @@
 /obj/effect/meteor/irradiated/meteor_effect()
 	explosion(src.loc, 0, 0, 4, 3, 0)
 	new /obj/effect/decal/cleanable/greenglow(get_turf(src))
-	for(var/mob/living/L in view(5, src))
+	SSradiation.radiate(src, 50)
-		L.apply_damage(40, IRRADIATE, damage_flags = DAM_DISPERSED)
 
 /obj/effect/meteor/golden
 	name = "golden meteor"

code/game/gamemodes/technomancer/instability.dm

@@ -206,12 +206,12 @@
 				rng = rand(0,8)
 				switch(rng)
 					if(0)
-						apply_damage(instability * 0.3, PAIN)
+						apply_damage(instability * 0.3, DAMAGE_PAIN)
 					if(1)
 						return
 					if(2)
 						if(can_feel_pain())
-							apply_damage(instability * 0.3, PAIN)
+							apply_damage(instability * 0.3, DAMAGE_PAIN)
 							to_chat(src, "<span class='danger'>You feel a sharp pain!</span>")
 					if(3)
 						apply_effect(instability * 0.3, EYE_BLUR)
@@ -234,12 +234,12 @@
 				rng = rand(0,8)
 				switch(rng)
 					if(0)
-						apply_damage(instability * 0.2, IRRADIATE)
+						apply_damage(instability * 0.2, DAMAGE_RADIATION)
 					if(1)
 						return
 					if(2)
 						if(can_feel_pain())
-							apply_damage(instability * 0.7, PAIN)
+							apply_damage(instability * 0.7, DAMAGE_PAIN)
 							to_chat(src, "<span class='danger'>You feel an extremely angonizing pain from all over your body!</span>")
 					if(3)
 						apply_effect(instability * 0.5, EYE_BLUR)
@@ -257,14 +257,14 @@
 				rng = rand(0,7)
 				switch(rng)
 					if(0)
-						apply_effect(instability, IRRADIATE)
+						apply_damage(instability, DAMAGE_RADIATION, damage_flags = DAMAGE_FLAG_DISPERSED)
 					if(1)
 						visible_message("<span class='warning'>\The [src] suddenly collapses!</span>",
 						"<span class='danger'>You suddenly feel very light-headed, and faint!</span>")
 						Paralyse(instability * 0.1)
 					if(2)
 						if(can_feel_pain())
-							apply_damage(instability, PAIN)
+							apply_damage(instability, DAMAGE_PAIN)
 							to_chat(src, "<span class='danger'>You feel an extremely angonizing pain from all over your body!</span>")
 					if(3)
 						apply_effect(instability, EYE_BLUR)
@@ -295,7 +295,7 @@
 // This should only be used for EXTERNAL sources of instability, such as from someone or something glowing.
 /mob/living/proc/receive_radiated_instability(amount)
 	// Energy armor like from the AMI RIG can protect from this.
-	var/armor_ratio = get_blocked_ratio(BP_CHEST, BURN, damage = 40)
+	var/armor_ratio = get_blocked_ratio(BP_CHEST, DAMAGE_BURN, damage = 40)
 	amount = amount * armor_ratio
 	if(amount && prob(10))
 		if(isSynthetic())

code/game/gamemodes/technomancer/spells/aura/unstable_aura.dm

@@ -30,7 +30,7 @@
 
 		var/damage_to_inflict = max(L.health / L.getMaxHealth(), 0) // Otherwise, those in crit would actually be healed.
 
-		var/armor_factor = L.modify_damage_by_armor(BP_CHEST, 30, BURN, armor_pen = 40)
+		var/armor_factor = L.modify_damage_by_armor(BP_CHEST, 30, DAMAGE_BURN, armor_pen = 40)
 		damage_to_inflict = damage_to_inflict * armor_factor
 
 		if(L.isSynthetic())

code/game/gamemodes/technomancer/spells/projectile/force_missile.dm

@@ -25,4 +25,4 @@
 	icon_state = "plasma_bolt"
 	damage = 25
 	armor_penetration = 15
-	damage_type = BRUTE
+	damage_type = DAMAGE_BRUTE

code/game/gamemodes/technomancer/spells/projectile/lightning.dm

@@ -26,7 +26,7 @@
 	icon_state = "lightning"
 	damage = 25
 	armor_penetration = 25
-	damage_type = BURN
+	damage_type = DAMAGE_BURN
 
 	muzzle_type = /obj/effect/projectile/muzzle/tesla
 	tracer_type = /obj/effect/projectile/tracer/tesla

code/game/gamemodes/technomancer/spells/projectile/overload.dm

@@ -25,7 +25,7 @@
 /obj/item/projectile/overload
 	name = "overloaded bolt"
 	icon_state = "bluespace"
-	damage_type = BURN
+	damage_type = DAMAGE_BURN
 	armor_penetration = 100
 
 /obj/item/spell/projectile/overload/make_projectile(obj/item/projectile/projectile_type, mob/living/user)

code/game/gamemodes/technomancer/spells/radiance.dm

@@ -51,5 +51,5 @@
 			continue
 		var/radius = max(get_dist(L, src), 1)
 		var/rads = (adjusted_power / 10) * ( 1 / (radius**2) )
-		L.apply_effect(rads, IRRADIATE)
+		L.apply_damage(rads, DAMAGE_RADIATION, damage_flags = DAMAGE_FLAG_DISPERSED)
 	adjust_instability(2)

code/game/machinery/anti_bluespace.dm

@@ -75,7 +75,7 @@ var/global/list/bluespace_inhibitors
 	do_break()
 
 /obj/machinery/anti_bluespace/bullet_act(var/obj/item/projectile/Proj)
-	if(!(Proj.damage_type == BRUTE || Proj.damage_type == BURN))
+	if(!(Proj.damage_type == DAMAGE_BRUTE || Proj.damage_type == DAMAGE_BURN))
 		return
 	if(!Proj.damage)
 		return

code/game/machinery/atmoalter/canister.dm

@@ -279,7 +279,7 @@ update_flag
 	return 0
 
 /obj/machinery/portable_atmospherics/canister/bullet_act(var/obj/item/projectile/Proj)
-	if(!(Proj.damage_type == BRUTE || Proj.damage_type == BURN))
+	if(!(Proj.damage_type == DAMAGE_BRUTE || Proj.damage_type == DAMAGE_BURN))
 		return
 
 	if(Proj.damage)

code/game/machinery/bots/bots.dm

@@ -94,7 +94,7 @@
 			return ..()
 
 /obj/machinery/bot/bullet_act(var/obj/item/projectile/Proj)
-	if(!(Proj.damage_type == BRUTE || Proj.damage_type == BURN))
+	if(!(Proj.damage_type == DAMAGE_BRUTE || Proj.damage_type == DAMAGE_BURN))
 		return
 	health -= Proj.damage
 	..()

code/game/machinery/camera/camera.dm

@@ -203,7 +203,7 @@
 			src.bugged = 1
 		return TRUE
 
-	else if(W.damtype == BRUTE || W.damtype == BURN) //bashing cameras
+	else if(W.damtype == DAMAGE_BRUTE || W.damtype == DAMAGE_BURN) //bashing cameras
 		user.setClickCooldown(DEFAULT_ATTACK_COOLDOWN)
 		if (W.force >= src.toughness)
 			user.do_attack_animation(src)

code/game/machinery/computer/cloning.dm

@@ -186,7 +186,7 @@
 					H=locate(src.active_record.implant)
 
 				if ((H) && (istype(H)))
-					dat += "<b>Health:</b> [H.sensehealth()] | OXY-BURN-TOX-BRUTE<br>"
+					dat += "<b>Health:</b> [H.sensehealth()] | OXY-BURN-TOXIN-BRUTE<br>"
 				else
 					dat += "<font color=red>Unable to locate implant.</font><br>"
 

code/game/machinery/crusher_piston.dm

@@ -88,8 +88,8 @@
 /obj/machinery/crusher_base/attackby(var/obj/item/O as obj, var/mob/user as mob)
 	if(status != "idle" && prob(40) && ishuman(user))
 		var/mob/living/carbon/human/M = user
-		M.apply_damage(45, BRUTE, user.get_active_hand())
+		M.apply_damage(45, DAMAGE_BRUTE, user.get_active_hand())
-		M.apply_damage(45, PAIN)
+		M.apply_damage(45, DAMAGE_PAIN)
 		M.visible_message("<span class='danger'>[user]'s hand catches in the [src]!</span>", "<span class='danger'>Your hand gets caught in the [src]!</span>")
 		M.say("*scream")
 		return TRUE

code/game/machinery/deployable.dm

@@ -91,9 +91,9 @@ for reference:
 /obj/structure/blocker/bullet_act(obj/item/projectile/P, def_zone)
 	var/damage_modifier = 0.4
 	switch(P.damage_type)
-		if(BURN)
+		if(DAMAGE_BURN)
 			damage_modifier = 1
-		if(BRUTE)
+		if(DAMAGE_BRUTE)
 			damage_modifier = 0.75
 	health -= P.damage * damage_modifier
 	if(!check_dismantle())
@@ -120,9 +120,9 @@ for reference:
 	else
 		user.setClickCooldown(DEFAULT_ATTACK_COOLDOWN)
 		switch(W.damtype)
-			if(BURN)
+			if(DAMAGE_BURN)
 				src.health -= W.force * 1
-			if(BRUTE)
+			if(DAMAGE_BRUTE)
 				src.health -= W.force * 0.75
 		shake_animation()
 		playsound(src.loc, material.hitsound, W.get_clamped_volume(), 1)

code/game/machinery/doors/airlock.dm

@@ -580,15 +580,10 @@ obj/machinery/door/airlock/glass_centcom/attackby(obj/item/I, mob/user)
 /obj/machinery/door/airlock/uranium/process()
 	if(world.time > last_event+20)
 		if(prob(50))
-			radiate()
+			SSradiation.radiate(src, 50)
 		last_event = world.time
 	..()
 
-/obj/machinery/door/airlock/uranium/proc/radiate()
-	for(var/mob/living/L in range (3,src))
-		L.apply_damage(15, IRRADIATE, damage_flags = DAM_DISPERSED)
-	return
-
 //---Phoron door
 /obj/machinery/door/airlock/phoron
 	name = "Phoron Airlock"
@@ -1555,7 +1550,7 @@ About the new airlock wires panel:
 /mob/living/airlock_crush(var/crush_damage)
 	. = ..()
 	for(var/i = 1, i <= AIRLOCK_CRUSH_DIVISOR, i++)
-		apply_damage((crush_damage / AIRLOCK_CRUSH_DIVISOR), BRUTE)
+		apply_damage((crush_damage / AIRLOCK_CRUSH_DIVISOR), DAMAGE_BRUTE)
 
 	SetStunned(5)
 	SetWeakened(5)

code/game/machinery/doors/door.dm

@@ -248,10 +248,10 @@
 		if (destroy_hits <= 0)
 			visible_message("<span class='danger'>\The [src.name] disintegrates!</span>")
 			switch (Proj.damage_type)
-				if(BRUTE)
+				if(DAMAGE_BRUTE)
 					new /obj/item/stack/material/steel(src.loc, 2)
 					new /obj/item/stack/rods(src.loc, 3)
-				if(BURN)
+				if(DAMAGE_BURN)
 					new /obj/effect/decal/cleanable/ash(src.loc) // Turn it to ashes!
 			qdel(src)
 
@@ -361,7 +361,7 @@
 	if(src.density && istype(I, /obj/item) && user.a_intent == I_HURT && !istype(I, /obj/item/card))
 		var/obj/item/W = I
 		user.setClickCooldown(DEFAULT_ATTACK_COOLDOWN)
-		if(W.damtype == BRUTE || W.damtype == BURN)
+		if(W.damtype == DAMAGE_BRUTE || W.damtype == DAMAGE_BURN)
 			user.do_attack_animation(src)
 			if(W.force < min_force)
 				user.visible_message("<span class='danger'>\The [user] hits \the [src] with \the [W] with no visible effect.</span>")

code/game/machinery/doors/windowdoor.dm

@@ -195,7 +195,7 @@
 		var/aforce = I.force
 		playsound(src.loc, 'sound/effects/glass_hit.ogg', 75, 1)
 		visible_message("<span class='danger'>[src] was hit by [I].</span>")
-		if(I.damtype == BRUTE || I.damtype == BURN)
+		if(I.damtype == DAMAGE_BRUTE || I.damtype == DAMAGE_BURN)
 			take_damage(aforce)
 		return TRUE
 

code/game/machinery/iv_drip.dm

@@ -559,7 +559,7 @@
 
 /obj/machinery/iv_drip/proc/iv_rip()
 	attached.visible_message(SPAN_WARNING("The needle is ripped out of [attached]'s [vein.name]."), SPAN_DANGER("The needle <B>painfully</B> rips out of your [vein.name]."))
-	vein.take_damage(brute = 5, damage_flags = DAM_SHARP)
+	vein.take_damage(brute = 5, damage_flags = DAMAGE_FLAG_SHARP)
 	vein = null
 	attached = null
 

code/game/machinery/machinery.dm

@@ -497,12 +497,12 @@ Class Procs:
 			return
 
 	if(hair_style.length >= 4 && prob(25))
-		H.apply_damage(30, BRUTE, BP_HEAD)
+		H.apply_damage(30, DAMAGE_BRUTE, BP_HEAD)
 		H.visible_message(SPAN_DANGER("\The [H]'s hair catches in \the [src]!"),
 					SPAN_DANGER("Your hair gets caught in \the [src]!"))
 		if(H.can_feel_pain())
 			H.emote("scream")
-			H.apply_damage(45, PAIN)
+			H.apply_damage(45, DAMAGE_PAIN)
 
 /obj/machinery/proc/do_signaler() // override this to customize effects
 	return

code/game/machinery/suit_cycler.dm

@@ -509,7 +509,7 @@
 			occupant.take_organ_damage(0, radiation_level * 2 + rand(1, 3))
 		if(radiation_level > 1)
 			occupant.take_organ_damage(0, radiation_level + rand(1, 3))
-		occupant.apply_damage(radiation_level * 10, IRRADIATE, damage_flags = DAM_DISPERSED)
+		occupant.apply_damage(radiation_level * 10, DAMAGE_RADIATION, damage_flags = DAMAGE_FLAG_DISPERSED)
 
 /obj/machinery/suit_cycler/proc/finished_job()
 	visible_message("[icon2html(src, viewers(get_turf(src)))] <span class='notice'>\The [src] pings loudly.</span>")

code/game/objects/effects/decals/Cleanable/misc.dm

@@ -74,7 +74,7 @@
 
 /obj/effect/decal/cleanable/greenglow/radioactive/process()
 	for(var/mob/living/L in range(4,src))
-		L.apply_effect(25, IRRADIATE, blocked = 0)
+		L.apply_damage(25, DAMAGE_RADIATION, damage_flags = DAMAGE_FLAG_DISPERSED)
 
 /obj/effect/decal/cleanable/cobweb
 	name = "cobweb"

code/game/objects/effects/spiders.dm

@@ -248,7 +248,7 @@
 			burst_out(O)
 		if (O.owner)
 			if(amount_grown > 40 && prob(1))
-				O.owner.apply_damage(1, TOX, O.limb_name)
+				O.owner.apply_damage(1, DAMAGE_TOXIN, O.limb_name)
 				if(world.time > last_itch + 30 SECONDS)
 					last_itch = world.time
 					O.owner.visible_message(

code/game/objects/items/devices/geiger.dm

@@ -0,0 +1,82 @@
+/obj/item/device/geiger
+	name = "geiger counter"
+	desc = "A handheld device used for detecting and measuring radiation in an area."
+	icon = 'icons/obj/geiger_counter.dmi'
+	icon_state = "geiger_off"
+	item_state = "multitool"
+	w_class = ITEMSIZE_SMALL
+	action_button_name = "Toggle geiger counter"
+	var/scanning = 0
+	var/radiation_count = 0
+	var/datum/sound_token/sound_token
+	var/geiger_volume = 0
+	var/sound_id
+
+/obj/item/device/geiger/Initialize()
+	. = ..()
+	sound_id = "[type]_[sequential_id(type)]"
+
+/obj/item/device/geiger/proc/update_sound(playing)
+	if(playing && !sound_token)
+		sound_token = sound_player.PlayLoopingSound(src, sound_id, "sound/items/geiger.ogg", volume = geiger_volume, range = 4, falloff = 3, prefer_mute = TRUE)
+	else if(!playing && sound_token)
+		QDEL_NULL(sound_token)
+
+/obj/item/device/geiger/Destroy()
+	. = ..()
+	STOP_PROCESSING(SSprocessing, src)
+	update_sound(0)
+
+/obj/item/device/geiger/process()
+	if(!scanning)
+		return
+	radiation_count = SSradiation.get_rads_at_turf(get_turf(src))
+	update_icon()
+
+/obj/item/device/geiger/examine(mob/user)
+	. = ..()
+	var/msg = "[scanning ? "ambient" : "stored"] Radiation level: [radiation_count ? radiation_count : "0"] IU/s."
+	if(radiation_count > RAD_LEVEL_LOW)
+		to_chat(user, SPAN_WARNING("[msg]"))
+	else
+		to_chat(user, SPAN_NOTICE("[msg]"))
+
+/obj/item/device/geiger/attack_self(mob/user)
+	scanning = !scanning
+	if(scanning)
+		START_PROCESSING(SSprocessing, src)
+	else
+		STOP_PROCESSING(SSprocessing, src)
+	update_icon()
+	to_chat(user, SPAN_NOTICE("[icon2html(src, user)] You switch [scanning ? "on" : "off"] [src]."))
+
+/obj/item/device/geiger/update_icon()
+	if(!scanning)
+		icon_state = "geiger_off"
+		update_sound(0)
+		return 1
+
+	if(!sound_token) update_sound(1)
+
+	switch(radiation_count)
+		if(null) icon_state = "geiger_on_1"
+		if(-INFINITY to RAD_LEVEL_LOW)
+			icon_state = "geiger_on_1"
+			geiger_volume = 0
+			sound_token.SetVolume(geiger_volume)
+		if(RAD_LEVEL_LOW + 0.01 to RAD_LEVEL_MODERATE)
+			icon_state = "geiger_on_2"
+			geiger_volume = 10
+			sound_token.SetVolume(geiger_volume)
+		if(RAD_LEVEL_MODERATE + 0.1 to RAD_LEVEL_HIGH)
+			icon_state = "geiger_on_3"
+			geiger_volume = 25
+			sound_token.SetVolume(geiger_volume)
+		if(RAD_LEVEL_HIGH + 1 to RAD_LEVEL_VERY_HIGH)
+			icon_state = "geiger_on_4"
+			geiger_volume = 40
+			sound_token.SetVolume(geiger_volume)
+		if(RAD_LEVEL_VERY_HIGH + 1 to INFINITY)
+			icon_state = "geiger_on_5"
+			geiger_volume = 60
+			sound_token.SetVolume(geiger_volume)

code/game/objects/items/devices/lighting/glowstick.dm

@@ -43,7 +43,7 @@
 		to_chat(user, SPAN_WARNING("You break \the [src] apart, spilling its contents everywhere!"))
 		fuel = 0
 		new /obj/effect/decal/cleanable/greenglow(get_turf(user))
-		user.apply_damage(rand(15,30), IRRADIATE, damage_flags = DAM_DISPERSED)
+		user.apply_damage(rand(15,30), DAMAGE_RADIATION, damage_flags = DAMAGE_FLAG_DISPERSED)
 		qdel(src)
 		return
 

code/game/objects/items/shooting_range.dm

@@ -51,7 +51,7 @@
 /obj/item/target/bullet_act(var/obj/item/projectile/Proj)
 	var/p_x = Proj.p_x + pick(0,0,0,0,0,-1,1) // really ugly way of coding "sometimes offset Proj.p_x!"
 	var/p_y = Proj.p_y + pick(0,0,0,0,0,-1,1)
-	var/decaltype = (Proj.damage_flags & DAM_BULLET) ? DECAL_BULLET : DECAL_SCORCH
+	var/decaltype = (Proj.damage_flags & DAMAGE_FLAG_BULLET) ? DECAL_BULLET : DECAL_SCORCH
 
 	virtual_icon = new(icon, icon_state)
 

code/game/objects/items/weapons/chewables.dm

@@ -69,8 +69,8 @@ obj/item/clothing/mask/chewable/Destroy()
 
 /obj/item/clothing/mask/chewable/proc/damagecrunch(mob/living/carbon/human/user)
 	if(src == user.wear_mask) // are we still chewing the gum?
-		user.apply_damage(damage_per_crunch, BRUTE, BP_HEAD)
+		user.apply_damage(damage_per_crunch, DAMAGE_BRUTE, BP_HEAD)
-		user.apply_damage(damage_per_crunch/2, PAIN, BP_HEAD)
+		user.apply_damage(damage_per_crunch/2, DAMAGE_PAIN, BP_HEAD)
 		to_chat(user, SPAN_DANGER("You bite down hard on \the [name]!"))
 	crunching = FALSE
 

code/game/objects/items/weapons/cigs_lighters.dm

@@ -853,9 +853,9 @@ CIGARETTE PACKETS ARE IN FANCY.DM
 					if(user.IgniteMob())
 						user.visible_message(SPAN_DANGER("<b>[user]</b> accidentally sets themselves on fire!"))
 					if(user.l_hand == src)
-						user.apply_damage(2, BURN,BP_L_HAND)
+						user.apply_damage(2, DAMAGE_BURN,BP_L_HAND)
 					else
-						user.apply_damage(2, BURN,BP_R_HAND)
+						user.apply_damage(2, DAMAGE_BURN,BP_R_HAND)
 					if(last_open <= world.time - 20) //Spam limiter.
 						last_open = world.time
 						user.visible_message(SPAN_DANGER("After a few attempts, <b>[user]</b> manages to light \the [src], they however burn their finger in the process."), range = 3)

code/game/objects/items/weapons/dna_injector.dm

@@ -71,7 +71,7 @@
 /obj/item/dnainjector/proc/inject(mob/M as mob, mob/user as mob)
 	if(istype(M,/mob/living))
 		var/mob/living/L = M
-		L.apply_effect(rand(5,20), IRRADIATE, blocked = 0)
+		L.apply_damage(rand(5,20), DAMAGE_RADIATION, damage_flags = DAMAGE_FLAG_DISPERSED)
 
 	if (NOT_FLAG(M.mutations, NOCLONE)) // prevents drained people from having their DNA changed
 		if (buf.types & DNA2_BUF_UI)

code/game/objects/items/weapons/handcuffs.dm

@@ -136,7 +136,7 @@
 	H.attack_log += text("\[[time_stamp()]\] <span class='warning'>[s] ([H.ckey])</span>")
 	log_attack("[s] ([H.ckey])",ckey=key_name(H))
 
-	if(O.take_damage(3, 0, damage_flags = DAM_SHARP|DAM_EDGE, used_weapon = "teeth marks"))
+	if(O.take_damage(3, 0, damage_flags = DAMAGE_FLAG_SHARP|DAMAGE_FLAG_EDGE, used_weapon = "teeth marks"))
 		H:UpdateDamageIcon()
 
 	last_chew = world.time

code/game/objects/items/weapons/implants/implant.dm

@@ -45,7 +45,7 @@
 		part.take_damage(burn = 15, used_weapon = "Electronics meltdown")
 	else
 		var/mob/living/M = imp_in
-		M.apply_damage(15,BURN)
+		M.apply_damage(15,DAMAGE_BURN)
 	name = "melted implant"
 	desc = "Charred circuit in melted plastic case. Wonder what that used to be..."
 	icon_state = "implant_melted"

code/game/objects/items/weapons/material/caltrops.dm

@@ -49,7 +49,7 @@
 					damage_coef -= 0.2
 					return
 
-				if(H.apply_damage(25 * damage_coef, BRUTE, affecting))
+				if(H.apply_damage(25 * damage_coef, DAMAGE_BRUTE, affecting))
 					H.updatehealth()
 
 					if(H.can_feel_pain())

code/game/objects/items/weapons/material/knives.dm

@@ -54,7 +54,7 @@
 	for(var/thing in O.implants)
 		var/obj/S = thing
 		usr.visible_message("<span class='notice'>[usr] starts carefully digging out something in [H == usr ? "themselves" : H]...</span>")
-		O.take_damage(8, 0, DAM_SHARP|DAM_EDGE, src)
+		O.take_damage(8, 0, DAMAGE_FLAG_SHARP|DAMAGE_FLAG_EDGE, src)
 		H.custom_pain("<font size=3><span class='danger'>It burns!</span></font>", 50)
 		if(do_mob(usr, H, 100))
 			H.remove_implant(S, FALSE)

code/game/objects/items/weapons/material/swords.dm

@@ -36,7 +36,7 @@
 	return FALSE
 
 /obj/item/material/sword/perform_technique(var/mob/living/carbon/human/target, var/mob/living/carbon/human/user, var/target_zone)
-	var/armor_reduction = target.get_blocked_ratio(target_zone, BRUTE, DAM_EDGE|DAM_SHARP, damage = force)*100
+	var/armor_reduction = target.get_blocked_ratio(target_zone, DAMAGE_BRUTE, DAMAGE_FLAG_EDGE|DAMAGE_FLAG_SHARP, damage = force)*100
 	var/obj/item/organ/external/affecting = target.get_organ(target_zone)
 	if(!affecting)
 		return

code/game/objects/items/weapons/material/twohanded.dm

@@ -605,7 +605,7 @@
 	icon_state = "flag_hegemony0"
 	base_icon = "flag_hegemony"
 	contained_sprite = TRUE
-	damtype = BURN
+	damtype = DAMAGE_BURN
 
 /obj/item/material/twohanded/pike/silver/Initialize(newloc, material_key)
 	. = ..(newloc, MATERIAL_SILVER)

code/game/objects/items/weapons/swords_axes_etc.dm

@@ -26,7 +26,7 @@
 		user.Weaken(3 * force)
 		if(ishuman(user))
 			var/mob/living/carbon/human/H = user
-			H.apply_damage(2*force, BRUTE, BP_HEAD)
+			H.apply_damage(2*force, DAMAGE_BRUTE, BP_HEAD)
 		else
 			user.take_organ_damage(2*force)
 		return
@@ -96,14 +96,14 @@
 			user.Weaken(3 * force)
 			if(ishuman(user))
 				var/mob/living/carbon/human/H = user
-				H.apply_damage(2 * force, BRUTE, BP_HEAD)
+				H.apply_damage(2 * force, DAMAGE_BRUTE, BP_HEAD)
 			else
 				user.take_organ_damage(2 * force)
 			return
 		if(..() && user.a_intent == I_DISARM)
 			if(ishuman(target))
 				var/mob/living/carbon/human/T = target
-				T.apply_damage(40, PAIN, target_zone)
+				T.apply_damage(40, DAMAGE_PAIN, target_zone)
 		return
 	return ..()
 

code/game/objects/items/weapons/tools.dm

@@ -533,7 +533,7 @@
 				T.visible_message("<span class='danger'>\The [src] turns on.</span>")
 			playsound(loc, 'sound/items/welder_activate.ogg', 50, 1)
 			force = 15
-			damtype = BURN
+			damtype = DAMAGE_BURN
 			w_class = ITEMSIZE_LARGE
 			welding = TRUE
 			hitsound = SOUNDS_LASER_MEAT
@@ -552,7 +552,7 @@
 			T.visible_message("<span class='warning'>\The [src] turns off.</span>")
 		playsound(loc, 'sound/items/welder_deactivate.ogg', 50, 1)
 		force = 3
-		damtype = BRUTE
+		damtype = DAMAGE_BRUTE
 		w_class = initial(w_class)
 		welding = FALSE
 		hitsound = /singleton/sound_category/swing_hit_sound
@@ -946,10 +946,10 @@
 		if(!user.gloves)
 			var/UserLoc = get_equip_slot()
 			if(UserLoc == slot_l_hand)
-				user.apply_damage(5, BURN, BP_L_HAND)
+				user.apply_damage(5, DAMAGE_BURN, BP_L_HAND)
 				to_chat(user, SPAN_DANGER("The steel wool burns your left hand!"))
 			else if(UserLoc == slot_r_hand)
-				user.apply_damage(5, BURN, BP_R_HAND)
+				user.apply_damage(5, DAMAGE_BURN, BP_R_HAND)
 				to_chat(user, SPAN_DANGER("The steel wool burns your right hand!"))
 
 	new /obj/effect/decal/cleanable/ash(get_turf(src))

code/game/objects/items/weapons/traps.dm

@@ -90,7 +90,7 @@
 	else
 		target_zone = pick(BP_L_FOOT, BP_R_FOOT, BP_L_LEG, BP_R_LEG)
 
-	var/success = L.apply_damage(30, BRUTE, target_zone, used_weapon = src, armor_pen = activated_armor_penetration)
+	var/success = L.apply_damage(30, DAMAGE_BRUTE, target_zone, used_weapon = src, armor_pen = activated_armor_penetration)
 	if(!success)
 		return FALSE
 

code/game/objects/objs.dm

@@ -13,7 +13,7 @@
 	var/sharp = 0		// whether this object cuts
 	var/edge = FALSE	// whether this object is more likely to dismember
 	var/in_use = 0 // If we have a user using us, this will be set on. We will check if the user has stopped using us, and thus stop updating and LAGGING EVERYTHING!
-	var/damtype = BRUTE
+	var/damtype = DAMAGE_BRUTE
 	var/force = 0
 	var/armor_penetration = 0
 	var/noslice = 0 // To make it not able to slice things.
@@ -251,8 +251,8 @@
 /obj/proc/damage_flags()
 	. = 0
 	if(has_edge(src))
-		. |= DAM_EDGE
+		. |= DAMAGE_FLAG_EDGE
 	if(is_sharp(src))
-		. |= DAM_SHARP
+		. |= DAMAGE_FLAG_SHARP
-		if(damtype == BURN)
+		if(damtype == DAMAGE_BURN)
-			. |= DAM_LASER
+			. |= DAMAGE_FLAG_LASER

code/game/objects/random/random.dm

@@ -551,7 +551,7 @@
 		log_debug("random_obj (voidsuit): Type [suit.type] was unable to spawn a matching helmet!")
 	new /obj/item/clothing/shoes/magboots(loc)
 	if (damaged && prob(60))
-		suit.create_breaches(pick(BRUTE, BURN), rand(1, 5))
+		suit.create_breaches(pick(DAMAGE_BRUTE, DAMAGE_BURN), rand(1, 5))
 
 //Random MRE stuff
 

code/game/objects/structures/barricades/_barricade.dm

@@ -136,7 +136,7 @@
 		playsound(src, barricade_hitsound, 50, 1)
 	if(is_wired)
 		visible_message(SPAN_DANGER("\The [src]'s barbed wire slices into [L]!"))
-		L.apply_damage(rand(5, 10), BRUTE, pick(BP_R_HAND, BP_L_HAND), "barbed wire", DAM_SHARP|DAM_EDGE, 25)
+		L.apply_damage(rand(5, 10), DAMAGE_BRUTE, pick(BP_R_HAND, BP_L_HAND), "barbed wire", DAMAGE_FLAG_SHARP|DAMAGE_FLAG_EDGE, 25)
 	L.do_attack_animation(src)
 	take_damage(damage)
 

code/game/objects/structures/crates_lockers/closets/utility_closets.dm

@@ -203,6 +203,7 @@
 		new /obj/item/clothing/head/radiation(src)
 		new /obj/item/clothing/suit/radiation(src)
 		new /obj/item/clothing/glasses/safety/goggles(src)
+		new /obj/item/device/geiger(src)
 	for(var/i = 1 to 2)
 		new /obj/item/reagent_containers/hypospray/autoinjector/hyronalin(src)
 

code/game/objects/structures/gore/core.dm

@@ -69,7 +69,7 @@
 	user.setClickCooldown(DEFAULT_ATTACK_COOLDOWN)
 	user.do_attack_animation(src, W)
 	var/force_damage = W.force
-	if(W.damtype == BURN)
+	if(W.damtype == DAMAGE_BURN)
 		force_damage *= 1.25
 	health -= force_damage
 	playsound(loc, 'sound/effects/attackblob.ogg', 80, TRUE)

code/game/objects/structures/gore/nest.dm

@@ -53,7 +53,7 @@
 	user.setClickCooldown(DEFAULT_ATTACK_COOLDOWN)
 	user.do_attack_animation(src, W)
 	var/force_damage = W.force
-	if(W.damtype == BURN)
+	if(W.damtype == DAMAGE_BURN)
 		force_damage *= 1.25
 	health -= force_damage
 	playsound(loc, 'sound/effects/attackblob.ogg', 80, TRUE)

code/game/objects/structures/grille.dm

@@ -74,7 +74,7 @@
 	//20% chance that the grille provides a bit more cover than usual. Support structure for example might take up 20% of the grille's area.
 	//If they click on the grille itself then we assume they are aiming at the grille itself and the extra cover behaviour is always used.
 	switch(Proj.damage_type)
-		if(BRUTE)
+		if(DAMAGE_BRUTE)
 			//bullets
 			if(Proj.original == src || prob(20))
 				Proj.damage *= between(0, Proj.damage/60, 0.5)
@@ -83,7 +83,7 @@
 			else
 				Proj.damage *= between(0, Proj.damage/60, 1)
 				passthrough = 1
-		if(BURN)
+		if(DAMAGE_BURN)
 			//beams and other projectiles are either blocked completely by grilles or stop half the damage.
 			if(!(Proj.original == src || prob(20)))
 				Proj.damage *= 0.5
@@ -91,7 +91,7 @@
 
 	if(passthrough)
 		. = PROJECTILE_CONTINUE
-		damage = between(0, (damage - Proj.damage)*(Proj.damage_type == BRUTE? 0.4 : 1), 10) //if the bullet passes through then the grille avoids most of the damage
+		damage = between(0, (damage - Proj.damage)*(Proj.damage_type == DAMAGE_BRUTE? 0.4 : 1), 10) //if the bullet passes through then the grille avoids most of the damage
 
 	src.health -= damage*0.2
 	spawn(0) healthcheck() //spawn to make sure we return properly if the grille is deleted

code/game/objects/structures/inflatable.dm

@@ -105,7 +105,7 @@
 	if(W.can_puncture())
 		user.visible_message(SPAN_DANGER("[user] pierces \the [src] with \the [W]!"), SPAN_WARNING("You pierce \the [src] with \the [W]!"))
 		deflate(TRUE)
-	else if(W.damtype == BRUTE || W.damtype == BURN)
+	else if(W.damtype == DAMAGE_BRUTE || W.damtype == DAMAGE_BURN)
 		hit(W.force)
 		..()
 

code/game/objects/structures/railing.dm

@@ -41,7 +41,7 @@
 	if(!material || !material.radioactivity)
 		return
 	for(var/mob/living/L in range(1,src))
-		L.apply_damage(round(material.radioactivity / 20), IRRADIATE)
+		L.apply_damage(round(material.radioactivity / 20), DAMAGE_RADIATION)
 
 /obj/structure/railing/Initialize()
 	. = ..()
@@ -213,7 +213,7 @@
 					playsound(get_turf(src), 'sound/effects/grillehit.ogg', 50, TRUE)
 					if(prob(30))
 						G.affecting.Weaken(5)
-					G.affecting.apply_damage(15, BRUTE, BP_HEAD)
+					G.affecting.apply_damage(15, DAMAGE_BRUTE, BP_HEAD)
 				else
 					G.affecting.forceMove(get_step(src, get_dir(user, src)))
 					G.affecting.Weaken(5)
@@ -273,7 +273,7 @@
 			update_icon()
 		return
 
-	if(W.force && (W.damtype == BURN || W.damtype == BRUTE))
+	if(W.force && (W.damtype == DAMAGE_BURN || W.damtype == DAMAGE_BRUTE))
 		user.setClickCooldown(DEFAULT_ATTACK_COOLDOWN)
 		visible_message(SPAN_WARNING("\The [src] has been [LAZYLEN(W.attack_verb) ? pick(W.attack_verb) : "attacked"] with \the [W] by \the [user]!"))
 		take_damage(W.force)

code/game/objects/structures/simple_doors.dm

@@ -168,7 +168,7 @@
 	else if(istype(W,/obj/item))
 		var/obj/item/I = W
 		user.setClickCooldown(DEFAULT_ATTACK_COOLDOWN)
-		if(I.damtype == BRUTE || I.damtype == BURN)
+		if(I.damtype == DAMAGE_BRUTE || I.damtype == DAMAGE_BURN)
 			if(I.force < 10)
 				user.visible_message("<span class='danger'>\The [user] hits \the [src] with \the [I] with no visible effect.</span>")
 			else
@@ -211,7 +211,7 @@
 	if(!material.radioactivity)
 		return
 	for(var/mob/living/L in range(1,src))
-		L.apply_damage(round(material.radioactivity/3),IRRADIATE, damage_flags = DAM_DISPERSED)
+		L.apply_damage(round(material.radioactivity/3),DAMAGE_RADIATION, damage_flags = DAMAGE_FLAG_DISPERSED)
 
 /obj/structure/simple_door/iron/New(var/newloc,var/material_name, var/complexity)
 	..(newloc, MATERIAL_IRON, complexity)

code/game/objects/structures/stool_bed_chair_nest/bed.dm

@@ -292,7 +292,7 @@
 		occupant.apply_effect(6, STUN)
 		occupant.apply_effect(6, WEAKEN)
 		occupant.apply_effect(6, STUTTER)
-		occupant.apply_damage(10, BRUTE, def_zone)
+		occupant.apply_damage(10, DAMAGE_BRUTE, def_zone)
 		playsound(src.loc, "punch", 50, 1, -1)
 		if(isliving(A))
 			var/mob/living/victim = A
@@ -300,7 +300,7 @@
 			victim.apply_effect(6, STUN)
 			victim.apply_effect(6, WEAKEN)
 			victim.apply_effect(6, STUTTER)
-			victim.apply_damage(10, BRUTE, def_zone)
+			victim.apply_damage(10, DAMAGE_BRUTE, def_zone)
 
 		if(pulling)
 			occupant.visible_message(SPAN_DANGER("[pulling] has thrusted \the [name] into \the [A], throwing \the [occupant] out of it!"))

code/game/objects/structures/stool_bed_chair_nest/stools.dm

@@ -207,9 +207,9 @@
 
 /obj/item/material/stool/apply_hit_effect(mob/living/target, mob/living/user, var/hit_zone)
 	if(prob(300 / force)) // Weaker materials are more likely to shatter on people randomly.
-		var/blocked = target.get_blocked_ratio(hit_zone, BRUTE)
+		var/blocked = target.get_blocked_ratio(hit_zone, DAMAGE_BRUTE)
 		target.Weaken(force * BLOCKED_MULT(blocked))
-		target.apply_damage(force * 2, BRUTE, hit_zone, blocked, src)
+		target.apply_damage(force * 2, DAMAGE_BRUTE, hit_zone, blocked, src)
 		user.visible_message(SPAN_DANGER("[user] [material.destruction_desc] \the [src] to pieces against \the [target]'s [hit_zone]!"), SPAN_DANGER("\The [src] [material.destruction_desc] to pieces against \the [target]'s [hit_zone]!"))
 		use_material_shatter = FALSE
 		shatter()

code/game/objects/structures/trash_pile.dm

@@ -38,7 +38,7 @@
 		hider = user
 		if(ishuman(user) && prob(5))
 			var/mob/living/carbon/human/H = user
-			H.take_overall_damage(5, 0, DAM_SHARP, src)
+			H.take_overall_damage(5, 0, DAMAGE_FLAG_SHARP, src)
 			to_chat(user, SPAN_WARNING("You cut yourself while climbing into \the [src]!"))
 
 /obj/structure/trash_pile/relaymove(mob/user)

code/game/objects/structures/window.dm

@@ -247,7 +247,7 @@
 	if(istype(W, /obj/item/grab) && get_dist(src,user)<2)
 		var/obj/item/grab/G = W
 		if(istype(G.affecting,/mob/living))
-			grab_smash_attack(G, BRUTE)
+			grab_smash_attack(G, DAMAGE_BRUTE)
 			return
 
 	if(W.flags & NOBLUDGEON)
@@ -284,7 +284,7 @@
 			dismantle_window()
 	else
 		user.setClickCooldown(DEFAULT_ATTACK_COOLDOWN)
-		if(W.damtype == BRUTE || W.damtype == BURN)
+		if(W.damtype == DAMAGE_BRUTE || W.damtype == DAMAGE_BURN)
 			if(reinf)
 				user.do_attack_animation(src)
 				if(W.force >= REINFORCED_WINDOW_DAMAGE_FORCE)
@@ -305,7 +305,7 @@
 			playsound(src, hitsound, 10, 1)
 	return
 
-/obj/structure/window/proc/grab_smash_attack(obj/item/grab/G, var/damtype = BRUTE)
+/obj/structure/window/proc/grab_smash_attack(obj/item/grab/G, var/damtype = DAMAGE_BRUTE)
 	var/mob/living/M = G.affecting
 	var/mob/living/user = G.assailant
 
@@ -673,7 +673,7 @@
 	if(istype(W, /obj/item/grab) && get_dist(src,user)<2)
 		var/obj/item/grab/G = W
 		if(istype(G.affecting,/mob/living))
-			grab_smash_attack(G, BRUTE)
+			grab_smash_attack(G, DAMAGE_BRUTE)
 			return
 
 	if(W.flags & NOBLUDGEON)
@@ -709,7 +709,7 @@
 				dismantle_window()
 	else
 		user.setClickCooldown(DEFAULT_ATTACK_COOLDOWN)
-		if(W.damtype == BRUTE || W.damtype == BURN)
+		if(W.damtype == DAMAGE_BRUTE || W.damtype == DAMAGE_BURN)
 			if(reinf)
 				user.do_attack_animation(src)
 				if(W.force >= FULL_REINFORCED_WINDOW_DAMAGE_FORCE)

code/game/turfs/simulated/walls.dm

@@ -254,8 +254,7 @@
 	if(!total_radiation)
 		return
 
-	for(var/mob/living/L in range(3,src))
+	SSradiation.radiate(src, total_radiation)
-		L.apply_damage(total_radiation, IRRADIATE, damage_flags = DAM_DISPERSED)
 	return total_radiation
 
 /turf/simulated/wall/proc/burn(temperature)

code/modules/assembly/mousetrap.dm

@@ -39,15 +39,15 @@
 				if("feet")
 					zone = pick(BP_L_FOOT, BP_R_FOOT)
 					if(!H.shoes)
-						H.apply_effect(400 / (target.mob_size * (target.mob_size * 0.25)), PAIN)//Halloss instead of instant knockdown
+						H.apply_effect(400 / (target.mob_size * (target.mob_size * 0.25)), DAMAGE_PAIN)//Halloss instead of instant knockdown
 						//Mainly for the benefit of giant monsters like vaurca breeders
 				if(BP_L_HAND, BP_R_HAND)
 					zone = type
 					if(!H.gloves)
-						H.apply_effect(250 / (target.mob_size * (target.mob_size * 0.25)), PAIN)
+						H.apply_effect(250 / (target.mob_size * (target.mob_size * 0.25)), DAMAGE_PAIN)
 		if(!(types & TYPE_SYNTHETIC))
-			target.apply_damage(rand(6 , 14), PAIN, def_zone = zone, used_weapon = src)
+			target.apply_damage(rand(6 , 14), DAMAGE_PAIN, def_zone = zone, used_weapon = src)
-			target.apply_damage(rand(1 , 3), BRUTE, def_zone = zone, used_weapon = src)
+			target.apply_damage(rand(1 , 3), DAMAGE_BRUTE, def_zone = zone, used_weapon = src)
 
 	playsound(target.loc, 'sound/effects/snap.ogg', 50, 1)
 	layer = MOB_LAYER - 0.2

code/modules/atmospherics/he_pipes.dm

@@ -84,7 +84,7 @@
 				heat_limit = H.species.heat_level_3
 
 			if(pipe_air.temperature > heat_limit + 1)
-				M.apply_damage(4 * log(pipe_air.temperature - heat_limit), BURN, BP_CHEST, used_weapon = "Excessive Heat")
+				M.apply_damage(4 * log(pipe_air.temperature - heat_limit), DAMAGE_BURN, BP_CHEST, used_weapon = "Excessive Heat")
 
 		//fancy radiation glowing
 		if(pipe_air.temperature && (icon_temperature > 500 || pipe_air.temperature > 500)) //start glowing at 500K

code/modules/blob/blob.dm

@@ -178,7 +178,7 @@
 /obj/effect/blob/proc/attack_living(var/mob/living/L)
 	if(!L)
 		return
-	var/blob_damage = pick(BRUTE, BURN)
+	var/blob_damage = pick(DAMAGE_BRUTE, DAMAGE_BURN)
 	attack_msg(L)
 	L.apply_damage(rand(damage_min, damage_max), blob_damage, used_weapon = "blob tendril")
 
@@ -195,9 +195,9 @@
 		return
 
 	switch(Proj.damage_type)
-		if(BRUTE)
+		if(DAMAGE_BRUTE)
 			take_damage(Proj.damage / brute_resist)
-		if(BURN)
+		if(DAMAGE_BURN)
 			take_damage((Proj.damage / laser_resist) / fire_resist)
 	return FALSE
 
@@ -218,11 +218,11 @@
 
 	var/damage = 0
 	switch(W.damtype)
-		if(BURN)
+		if(DAMAGE_BURN)
 			damage = (W.force / fire_resist)
 			if(W.iswelder())
 				playsound(get_turf(src), 'sound/items/Welder.ogg', 100, TRUE)
-		if(BRUTE)
+		if(DAMAGE_BRUTE)
 			damage = (W.force / brute_resist)
 
 	take_damage(damage)
@@ -391,7 +391,7 @@
 			origin_tech = list(TECH_MATERIAL = 2, TECH_BIO = 2)
 		if(TENDRIL_FIRE)
 			desc = "A tendril removed from an asteroclast. It's hot to the touch."
-			damtype = BURN
+			damtype = DAMAGE_BURN
 			force = 15
 			color = COLOR_AMBER
 			origin_tech = list(TECH_POWER = 2, TECH_BIO = 2)

code/modules/clothing/clothing.dm

@@ -399,7 +399,7 @@
 	var/obj/item/clothing/ring/ring = null		//Covered ring
 	var/mob/living/carbon/human/wearer = null	//Used for covered rings when dropping
 	var/punch_force = 0			//How much damage do these gloves add to a punch?
-	var/punch_damtype = BRUTE	//What type of damage does this make fists be?
+	var/punch_damtype = DAMAGE_BRUTE	//What type of damage does this make fists be?
 	body_parts_covered = HANDS
 	slot_flags = SLOT_GLOVES
 	attack_verb = list("challenged")

code/modules/clothing/spacesuits/breaches.dm

@@ -5,7 +5,7 @@
 /datum/breach
 	var/class = 0                           // Size. Lower is smaller. Uses floating point values!
 	var/descriptor                          // 'gaping hole' etc.
-	var/damtype = BURN                      // Punctured or melted
+	var/damtype = DAMAGE_BURN                      // Punctured or melted
 	var/obj/item/clothing/suit/space/holder // Suit containing the list of breaches holding this instance.
 
 /obj/item/clothing/suit/space
@@ -46,9 +46,9 @@ var/global/list/breach_burn_descriptors = list(
 	//Sanity...
 	class = between(1, round(class), 5)
 	//Apply the correct descriptor.
-	if(damtype == BURN)
+	if(damtype == DAMAGE_BURN)
 		descriptor = breach_burn_descriptors[class]
-	else if(damtype == BRUTE)
+	else if(damtype == DAMAGE_BRUTE)
 		descriptor = breach_brute_descriptors[class]
 
 //Repair a certain amount of brute or burn damage to the suit.
@@ -118,9 +118,9 @@ var/global/list/breach_burn_descriptors = list(
 				existing.class = 5
 				amount -= needs
 
-			if(existing.damtype == BRUTE)
+			if(existing.damtype == DAMAGE_BRUTE)
 				T.visible_message("<span class = 'warning'>\The [existing.descriptor] on [src] gapes wider!</span>")
-			else if(existing.damtype == BURN)
+			else if(existing.damtype == DAMAGE_BURN)
 				T.visible_message("<span class = 'warning'>\The [existing.descriptor] on [src] widens!</span>")
 
 	if (amount)
@@ -134,9 +134,9 @@ var/global/list/breach_burn_descriptors = list(
 		B.update_descriptor()
 		B.holder = src
 
-		if(B.damtype == BRUTE)
+		if(B.damtype == DAMAGE_BRUTE)
 			T.visible_message("<span class = 'warning'>\A [B.descriptor] opens up on [src]!</span>")
-		else if(B.damtype == BURN)
+		else if(B.damtype == DAMAGE_BURN)
 			T.visible_message("<span class = 'warning'>\A [B.descriptor] marks the surface of [src]!</span>")
 
 	calc_breach_damage()
@@ -158,9 +158,9 @@ var/global/list/breach_burn_descriptors = list(
 			qdel(B)
 		else
 			damage += B.class
-			if(B.damtype == BRUTE)
+			if(B.damtype == DAMAGE_BRUTE)
 				brute_damage += B.class
-			else if(B.damtype == BURN)
+			else if(B.damtype == DAMAGE_BURN)
 				burn_damage += B.class
 
 	if(damage >= 3)
@@ -200,7 +200,7 @@ var/global/list/breach_burn_descriptors = list(
 		var/obj/item/stack/P = W
 		var/use_amt = min(P.get_amount(), 3)
 		if(use_amt && P.use(use_amt))
-			repair_breaches(BURN, use_amt * repair_power, user)
+			repair_breaches(DAMAGE_BURN, use_amt * repair_power, user)
 		return
 
 	else if(W.iswelder())
@@ -218,7 +218,7 @@ var/global/list/breach_burn_descriptors = list(
 			to_chat(user, "<span class='warning'>You need more welding fuel to repair this suit.</span>")
 			return
 
-		repair_breaches(BRUTE, 3, user)
+		repair_breaches(DAMAGE_BRUTE, 3, user)
 		return
 
 	..()

code/modules/cooking/machinery/cooking_machines/_appliance.dm

@@ -32,7 +32,7 @@
 	var/cooking						// Whether or not the machine is currently operating.
 	var/cook_type					// A string value used to track what kind of food this machine makes.
 	var/can_cook_mobs				// Whether or not this machine accepts grabbed mobs.
-	var/mobdamagetype = BRUTE		// Burn damage for cooking appliances, brute for cereal/candy
+	var/mobdamagetype = DAMAGE_BRUTE		// Burn damage for cooking appliances, brute for cereal/candy
 	var/food_color					// Colour of resulting food item.
 	var/cooked_sound = 'sound/machines/ding.ogg'				// Sound played when cooking completes.
 	var/can_burn_food				// Can the object burn food that is left inside?

code/modules/cooking/machinery/cooking_machines/_cooker.dm

@@ -11,7 +11,7 @@
 
 	var/light_x = 0
 	var/light_y = 0
-	mobdamagetype = BURN
+	mobdamagetype = DAMAGE_BURN
 	cooking_coeff = 0
 	cooking_power = 0
 	flags = null

code/modules/cooking/machinery/cooking_machines/fryer.dm

@@ -180,7 +180,7 @@
 
 			E.take_damage(0, damage, used_weapon = "hot oil")
 		else
-			victim.apply_damage(damage, BURN, user.zone_sel.selecting)
+			victim.apply_damage(damage, DAMAGE_BURN, user.zone_sel.selecting)
 
 		if(!nopain)
 			var/arrows_var1 = E ? E.name : "flesh"

code/modules/custom_ka/projectiles.dm

@@ -3,7 +3,7 @@
 	name = "kinetic force"
 	icon_state = null
 	damage = 0 //Base damage handled elsewhere.
-	damage_type = BRUTE
+	damage_type = DAMAGE_BRUTE
 	check_armor = "bomb"
 	range = 5
 	var/pressure_decrease = 0.25

code/modules/heavy_vehicle/components/arms.dm

@@ -4,7 +4,7 @@
 	icon_state = "loader_arms"
 	has_hardpoints = list(HARDPOINT_LEFT_HAND, HARDPOINT_RIGHT_HAND)
 	power_use = 50
-	var/damagetype = BRUTE
+	var/damagetype = DAMAGE_BRUTE
 
 	var/punch_sound = 'sound/mecha/mech_punch.ogg'
 

code/modules/heavy_vehicle/mech_damage.dm

@@ -3,10 +3,10 @@
 		return 0
 
 	if(LAZYLEN(pilots) && (!hatch_closed || !prob(body.pilot_coverage)))
-		if(effect > 0 && effecttype == IRRADIATE)
+		if(effect > 0 && effecttype == DAMAGE_RADIATION)
 			var/mob/living/pilot = pick(pilots)
 			return pilot.apply_effect(effect, effecttype, blocked)
-	if(!(effecttype in list(PAIN, STUTTER, EYE_BLUR, DROWSY, STUN, WEAKEN)))
+	if(!(effecttype in list(DAMAGE_PAIN, STUTTER, EYE_BLUR, DROWSY, STUN, WEAKEN)))
 		. = ..()
 
 /mob/living/heavy_vehicle/hitby(atom/movable/AM, speed)
@@ -66,7 +66,7 @@
 		else
 			return body
 
-/mob/living/heavy_vehicle/apply_damage(var/damage = 0, var/damagetype = BRUTE, var/def_zone, var/used_weapon, var/damage_flags, var/armor_pen, var/silent = FALSE)
+/mob/living/heavy_vehicle/apply_damage(var/damage = 0, var/damagetype = DAMAGE_BRUTE, var/def_zone, var/used_weapon, var/damage_flags, var/armor_pen, var/silent = FALSE)
 	if(!damage)
 		return 0
 
@@ -80,12 +80,12 @@
 	var/target = zoneToComponent(def_zone)
 	//Only 2 types of damage concern mechs and vehicles
 	switch(damagetype)
-		if(BRUTE)
+		if(DAMAGE_BRUTE)
 			adjustBruteLoss(damage, target)
-		if(BURN)
+		if(DAMAGE_BURN)
 			adjustFireLoss(damage, target)
 
-	if((damagetype == BRUTE || damagetype == BURN) && prob(25+(damage*2)))
+	if((damagetype == DAMAGE_BRUTE || damagetype == DAMAGE_BURN) && prob(25+(damage*2)))
 		spark(src, 3)
 	updatehealth()
 
@@ -106,7 +106,7 @@
 	return total
 
 /mob/living/heavy_vehicle/emp_act(var/severity)
-	var/ratio = get_blocked_ratio(null, BURN, null, (4-severity) * 20)
+	var/ratio = get_blocked_ratio(null, DAMAGE_BURN, null, (4-severity) * 20)
 
 	if(ratio >= 0.5)
 		for(var/mob/living/m in pilots)
@@ -136,7 +136,7 @@
 	var/z_velocity = 5 * (levels_fallen**2) // 1z - 5, 2z - 20, 3z - 45
 	var/damage = max((z_velocity + rand(-10, 10)) * damage_mod, 0)
 
-	apply_damage(damage, BRUTE, BP_L_LEG) // can target any leg, it will be changed to the proper component
+	apply_damage(damage, DAMAGE_BRUTE, BP_L_LEG) // can target any leg, it will be changed to the proper component
 
 	playsound(loc, "sound/effects/bang.ogg", 100, 1)
 	playsound(loc, "sound/effects/bamf.ogg", 100, 1)

code/modules/heavy_vehicle/mech_interaction.dm

@@ -550,7 +550,7 @@
 				attack_log += text("\[[time_stamp()]\] <span class='warning'>trampled [D.name] ([D.ckey]) with \the [src].</span>")
 				msg_admin_attack("[src] trampled [key_name(D)] at (<A HREF='?_src_=holder;adminplayerobservecoodjump=1;X=[D.x];Y=[D.y];Z=[D.z]'>JMP</a>)" )
 				src.visible_message("<span class='danger'>\The [src] runs over \the [D]!</span>")
-				D.apply_damage(legs.trample_damage, BRUTE)
+				D.apply_damage(legs.trample_damage, DAMAGE_BRUTE)
 				return TRUE
 
 		else
@@ -560,7 +560,7 @@
 				if(issmall(L) && (L.stat == DEAD))
 					L.gib()
 					return TRUE
-			L.apply_damage(legs.trample_damage, BRUTE)
+			L.apply_damage(legs.trample_damage, DAMAGE_BRUTE)
 			return TRUE
 
 /mob/living/heavy_vehicle/proc/ToggleLockdown()

code/modules/heavy_vehicle/mech_life.dm

@@ -101,7 +101,7 @@
 		bodytemperature += ((environment.temperature - bodytemperature) / 3)
 
 	if(environment.temperature >= T0C+1400) //A bit higher because I like to assume there's a difference between a mech and a wall
-		apply_damage(damage = environment.temperature /5 , damagetype = BURN)
+		apply_damage(damage = environment.temperature /5 , damagetype = DAMAGE_BURN)
 	//A possibility is to hook up interface icons here. But this works pretty well in my experience
 		if(prob(5))
 			visible_message("<span class='danger'>\The [src]'s hull bends and buckles under the intense heat!</span>")

code/modules/holodeck/HolodeckControl.dm

@@ -159,7 +159,7 @@
 	if (safety_disabled)
 		item_power_usage = 2500
 		for(var/obj/item/holo/esword/H in linkedholodeck)
-			H.damtype = BRUTE
+			H.damtype = DAMAGE_BRUTE
 	else
 		item_power_usage = initial(item_power_usage)
 		for(var/obj/item/holo/esword/H in linkedholodeck)

code/modules/holodeck/HolodeckObjects.dm

@@ -171,7 +171,7 @@
 	if (istype(W, /obj/item/grab) && get_dist(src,user)<2)
 		var/obj/item/grab/G = W
 		if(istype(G.affecting,/mob/living))
-			grab_smash_attack(G, PAIN)
+			grab_smash_attack(G, DAMAGE_PAIN)
 			return
 
 	if(W.flags & NOBLUDGEON) return
@@ -183,7 +183,7 @@
 	else if(W.iswrench() && !anchored && (!state || !reinf))
 		to_chat(user, ("<span class='notice'>It's a holowindow, you can't dismantle it!</span>"))
 	else
-		if(W.damtype == BRUTE || W.damtype == BURN)
+		if(W.damtype == DAMAGE_BRUTE || W.damtype == DAMAGE_BURN)
 			hit(W.force)
 			if(health <= 7)
 				anchored = 0
@@ -216,7 +216,7 @@
 		var/aforce = I.force
 		playsound(src.loc, 'sound/effects/glass_hit.ogg', 75, 1)
 		visible_message("<span class='danger'>[src] was hit by [I].</span>")
-		if(I.damtype == BRUTE || I.damtype == BURN)
+		if(I.damtype == DAMAGE_BRUTE || I.damtype == DAMAGE_BURN)
 			take_damage(aforce)
 		return
 
@@ -254,7 +254,7 @@
 	return
 
 /obj/item/holo
-	damtype = PAIN
+	damtype = DAMAGE_PAIN
 	no_attack_log = 1
 
 /obj/item/holo/esword

code/modules/martial_arts/martial.dm

@@ -119,13 +119,13 @@
 			real_damage += G.punch_force
 			hit_dam_type = G.punch_damtype
 			if(A.pulling_punches)
-				hit_dam_type = PAIN
+				hit_dam_type = DAMAGE_PAIN
 
 			if(G.sharp)
-				damage_flags |= DAM_SHARP
+				damage_flags |= DAMAGE_FLAG_SHARP
 
 			if(G.edge)
-				damage_flags |= DAM_EDGE
+				damage_flags |= DAMAGE_FLAG_EDGE
 
 			if(istype(A.gloves,/obj/item/clothing/gloves/force))
 				var/obj/item/clothing/gloves/force/X = A.gloves

code/modules/martial_arts/revenant.dm

@@ -23,7 +23,7 @@
 /datum/martial_art/revenant/proc/bash_slash(var/mob/living/carbon/human/A, var/mob/living/carbon/human/D)
 	A.do_attack_animation(D)
 	D.visible_message(SPAN_DANGER("[A] bashes [D] away!"), SPAN_DANGER("[A] bashes you away!"))
-	D.apply_damage(rand(5, 10), BRUTE, damage_flags = DAM_SHARP)
+	D.apply_damage(rand(5, 10), DAMAGE_BRUTE, damage_flags = DAMAGE_FLAG_SHARP)
 	var/throw_range = rand(1, 2)
 	D.throw_at(get_step_away(D, A, throw_range), throw_range, THROWNOBJ_KNOCKBACK_SPEED / 3, A, FALSE)
 	playsound(get_turf(D), 'sound/weapons/slash.ogg', 25, 1, -1)

code/modules/martial_arts/skrell.dm

@@ -27,7 +27,7 @@
 		return 0
 	D.visible_message("<span class='warning'>[A] leg sweeps [D]!</span>")
 	playsound(get_turf(A), /singleton/sound_category/swing_hit_sound, 50, 1, -1)
-	D.apply_damage(5, BRUTE)
+	D.apply_damage(5, DAMAGE_BRUTE)
 	D.Weaken(2)
 	return 1
 
@@ -36,7 +36,7 @@
 	A.visible_message("<span class='warning'>[A] strikes [D] with their open palm!</span>")
 	playsound(get_turf(A), /singleton/sound_category/punch_sound, 50, 1, -1)
 	var/obj/item/organ/external/affecting = D.get_organ(ran_zone(A.zone_sel.selecting))
-	D.apply_damage(25, PAIN, affecting)
+	D.apply_damage(25, DAMAGE_PAIN, affecting)
 	return 1
 
 /datum/martial_art/karak_virul/proc/dislocating_strike(var/mob/living/carbon/human/A, var/mob/living/carbon/human/D)
@@ -53,7 +53,7 @@
 		return 1
 	else
 		playsound(get_turf(A), /singleton/sound_category/punch_sound, 50, 1, -1)
-		D.apply_damage(5, BRUTE)
+		D.apply_damage(5, DAMAGE_BRUTE)
 		A.visible_message("<span class='warning'>[A] strikes [D] with their closed fist!</span>")
 	return 1
 

code/modules/martial_arts/sleeping_carp.dm

@@ -41,7 +41,7 @@
 		D.visible_message("<span class='warning'>[A] grabs [D]'s wrist and wrenches it sideways!</span>")
 		playsound(get_turf(A), 'sound/weapons/thudswoosh.ogg', 50, 1, -1)
 		D.drop_item()
-		D.apply_damage(5, BRUTE, pick(BP_L_ARM, BP_R_ARM))
+		D.apply_damage(5, DAMAGE_BRUTE, pick(BP_L_ARM, BP_R_ARM))
 		D.Stun(3)
 		return 1
 	return basic_hit(A,D)
@@ -76,7 +76,7 @@
 		A.do_attack_animation(D)
 		D.visible_message("<span class='warning'>[A] kicks [D] in the head!</span>", \
 						  "<span class='danger'>[A] kicks you in the jaw!</span>")
-		D.apply_damage(20, BRUTE, BP_HEAD)
+		D.apply_damage(20, DAMAGE_BRUTE, BP_HEAD)
 		D.drop_item()
 		playsound(get_turf(D), "punch", 50, 1, -1)
 
@@ -90,7 +90,7 @@
 		D.visible_message("<span class='danger'>[A] elbow drops [D]!</span>")
 		if(D.shock_stage >= 60)
 			D.death() //FINISH HIM!
-		D.apply_damage(50, BRUTE, BP_CHEST)
+		D.apply_damage(50, DAMAGE_BRUTE, BP_CHEST)
 		playsound(get_turf(D), "punch", 75, 1, -1)
 		return 1
 	return basic_hit(A,D)

code/modules/martial_arts/sol_combat.dm

@@ -27,7 +27,7 @@
 		return 0
 	A.visible_message("<span class='warning'>[A] leg sweeps [D]!</span>")
 	playsound(get_turf(A), /singleton/sound_category/swing_hit_sound, 50, 1, -1)
-	D.apply_damage(5, BRUTE)
+	D.apply_damage(5, DAMAGE_BRUTE)
 	D.Weaken(2)
 	return 1
 
@@ -44,7 +44,7 @@
 	A.do_attack_animation(D)
 	A.visible_message("<span class='warning'>[A] karate chops [D]'s neck!</span>")
 	playsound(get_turf(A), /singleton/sound_category/punch_sound, 50, 1, -1)
-	D.apply_damage(5, BRUTE)
+	D.apply_damage(5, DAMAGE_BRUTE)
 	D.silent += 10
 	return 1
 
@@ -64,7 +64,7 @@ datum/martial_art/sol_combat/grab_act(var/mob/living/carbon/human/A, var/mob/liv
 	if(D.weakened || D.resting || D.lying)
 		bonus_damage += 5
 		picked_hit_type = "stomped on"
-	D.apply_damage(bonus_damage, BRUTE)
+	D.apply_damage(bonus_damage, DAMAGE_BRUTE)
 	if(picked_hit_type == "kicked" || picked_hit_type == "stomped")
 		playsound(get_turf(D), /singleton/sound_category/swing_hit_sound, 50, 1, -1)
 	else

code/modules/martial_arts/tajara.dm

@@ -48,7 +48,7 @@
 
 	var/obj/item/organ/internal/eyes/eyes = D.get_eyes()
 	eyes.take_damage(rand(3,4), 1)
-	D.apply_damage(10,BRUTE, BP_HEAD, damage_flags = DAM_SHARP|DAM_EDGE)
+	D.apply_damage(10,DAMAGE_BRUTE, BP_HEAD, damage_flags = DAMAGE_FLAG_SHARP|DAMAGE_FLAG_EDGE)
 
 	return 1
 
@@ -57,7 +57,7 @@
 	A.visible_message("<span class='danger'>[A] lunges forwards and strikes [D] with their claws!</span>")
 	playsound(get_turf(A), 'sound/weapons/slice.ogg', 50, 1, -1)
 	var/obj/item/organ/external/affecting = D.get_organ(ran_zone(A.zone_sel.selecting))
-	D.apply_damage(20, BRUTE, affecting, damage_flags = DAM_SHARP|DAM_EDGE)
+	D.apply_damage(20, DAMAGE_BRUTE, affecting, damage_flags = DAMAGE_FLAG_SHARP|DAMAGE_FLAG_EDGE)
 	if(prob(20))
 		D.apply_effect(4, WEAKEN)
 	return 1
@@ -68,7 +68,7 @@
 	A.do_attack_animation(D)
 	var/obj/item/organ/external/organ = D.get_organ(A.zone_sel.selecting)
 	A.visible_message("<span class='danger'>[A] stabs [D]'s [organ.name] with their claws!</span>")
-	D.apply_damage(organ.brute_dam, BRUTE, organ, damage_flags = DAM_SHARP|DAM_EDGE)
+	D.apply_damage(organ.brute_dam, DAMAGE_BRUTE, organ, damage_flags = DAMAGE_FLAG_SHARP|DAMAGE_FLAG_EDGE)
 	return 1
 
 /datum/martial_art/baghrar/harm_act(var/mob/living/carbon/human/A, var/mob/living/carbon/human/D)

code/modules/martial_arts/unathi.dm

@@ -56,7 +56,7 @@
 	TornadoAnimate(A)
 	A.visible_message("<span class='warning'>[A] sweeps [D] with their tail!</span>")
 	playsound(get_turf(A), /singleton/sound_category/swing_hit_sound, 50, 1, -1)
-	D.apply_damage(5, BRUTE)
+	D.apply_damage(5, DAMAGE_BRUTE)
 	D.Weaken(2)
 	return 1
 

code/modules/martial_arts/vaurca.dm

@@ -49,7 +49,7 @@
 	var/atk_verb = pick("slices", "pinches", "chops", "bites", "claws")
 	D.visible_message("<span class='danger'>[A] [atk_verb] [D]!</span>", \
 					  "<span class='danger'>[A] [atk_verb] you!</span>")
-	D.apply_damage(rand(5,15), BRUTE, damage_flags = DAM_SHARP)
+	D.apply_damage(rand(5,15), DAMAGE_BRUTE, damage_flags = DAMAGE_FLAG_SHARP)
 	playsound(get_turf(D), 'sound/weapons/slash.ogg', 25, 1, -1)
 
 	return 1
@@ -74,7 +74,7 @@
 		var/obj/item/grab/G = A.get_active_hand()
 		if(G && G.affecting == D)
 			A.visible_message("<span class='warning'>[A] crushes [D] with its mandibles!</span>")
-			D.apply_damage(30, BRUTE)
+			D.apply_damage(30, DAMAGE_BRUTE)
 			D.apply_effect(6, WEAKEN)
 			qdel(G)
 	return 1

code/modules/martial_arts/wrestling.dm

@@ -22,7 +22,7 @@
 
 	D.visible_message("<span class='danger'>[A] suplexes [D]!</span>")
 	D.forceMove(A.loc)
-	D.apply_damage(30, BRUTE)
+	D.apply_damage(30, DAMAGE_BRUTE)
 	D.apply_effect(6, WEAKEN)
 	add_logs(A, D, "suplexed")
 
@@ -46,7 +46,7 @@
 	D.grabbedby(A,1)
 	D.visible_message("<span class='danger'>[A] holds [D] down!</span>")
 	var/obj/item/organ/external/affecting = D.get_organ(ran_zone(A.zone_sel.selecting))
-	D.apply_damage(40, PAIN, affecting)
+	D.apply_damage(40, DAMAGE_PAIN, affecting)
 	return 1
 
 /datum/martial_art/wrestling/proc/wrestling_help()

code/modules/martial_arts/zombie.dm

@@ -25,7 +25,7 @@
 	A.do_attack_animation(D)
 	var/atk_verb = pick("chomps", "bites")
 	D.visible_message(SPAN_DANGER("[A] [atk_verb] down hard on [D]!"), SPAN_DANGER("[A] [atk_verb] down hard on you!"))
-	D.apply_damage(rand(5, 10), BRUTE, damage_flags = DAM_SHARP, armor_pen = 100)
+	D.apply_damage(rand(5, 10), DAMAGE_BRUTE, damage_flags = DAMAGE_FLAG_SHARP, armor_pen = 100)
 	playsound(get_turf(D), 'sound/weapons/bloodyslice.ogg', 25, 1, -1)
 	return TRUE
 

code/modules/mining/drilling/drill.dm

@@ -493,12 +493,12 @@
 				connected.system_error("Unexpected user interface error.")
 				return
 			else
-				H.apply_damage(25, BRUTE, damage_flags = DAM_SHARP|DAM_EDGE)
+				H.apply_damage(25, DAMAGE_BRUTE, damage_flags = DAMAGE_FLAG_SHARP|DAMAGE_FLAG_EDGE)
 				connected.system_error("Unexpected user interface error.")
 				return
 		else
 			var/mob/living/M = user
-			M.apply_damage(25, BRUTE, damage_flags = DAM_SHARP|DAM_EDGE)
+			M.apply_damage(25, DAMAGE_BRUTE, damage_flags = DAMAGE_FLAG_SHARP|DAMAGE_FLAG_EDGE)
 
 	if(default_deconstruction_screwdriver(user, W))
 		return

code/modules/mining/mine_items.dm

@@ -1095,7 +1095,7 @@ var/list/total_extraction_beacons = list()
 		if(creator)
 			add_logs(creator, L, "used a resonator field on", "resonator")
 		to_chat(L, SPAN_DANGER("\The [src] ruptured with you in it!"))
-		L.apply_damage(resonance_damage, BRUTE)
+		L.apply_damage(resonance_damage, DAMAGE_BRUTE)
 	qdel(src)
 
 

code/modules/mob/inventory.dm

@@ -488,5 +488,5 @@ var/list/slot_equipment_priority = list( \
 
 //When you drop an extremely heavy 406mm shell onto your foot. Oops!
 /mob/living/carbon/proc/throw_fail_consequences(var/obj/item/I)
-	apply_damage(45, BRUTE, pick(list(BP_L_FOOT, BP_R_FOOT)), I, armor_pen = 30)
+	apply_damage(45, DAMAGE_BRUTE, pick(list(BP_L_FOOT, BP_R_FOOT)), I, armor_pen = 30)
 	I.throw_fail_consequences(src)

code/modules/mob/living/carbon/carbon.dm

@@ -142,7 +142,7 @@
 	if(shock_damage<1)
 		return 0
 
-	src.apply_damage(shock_damage, BURN, def_zone, used_weapon="Electrocution")
+	src.apply_damage(shock_damage, DAMAGE_BURN, def_zone, used_weapon="Electrocution")
 	playsound(loc, /singleton/sound_category/spark_sound, 50, 1, -1)
 	if(shock_damage > 15 || tesla_shock)
 		src.visible_message(

code/modules/mob/living/carbon/carbon_defense.dm

@@ -102,14 +102,14 @@
 	apply_damage(effective_force, I.damtype, hit_zone, I, damage_flags, I.armor_penetration)
 
 	//Melee weapon embedded object code.
-	if (I && I.damtype == BRUTE && !I.anchored && !is_robot_module(I) && I.canremove)
+	if (I && I.damtype == DAMAGE_BRUTE && !I.anchored && !is_robot_module(I) && I.canremove)
 		var/damage = effective_force //just the effective damage used for sorting out embedding, no further damage is applied here
 		damage *= 1 - get_blocked_ratio(hit_zone, I.damtype, I.damage_flags(), I.armor_penetration, I.force)
 
 		if(I.can_embed) //If this weapon is allowed to embed in people.
 			//blunt objects should really not be embedding in things unless a huge amount of force is involved
-			var/sharp = damage_flags & DAM_SHARP
+			var/sharp = damage_flags & DAMAGE_FLAG_SHARP
-			var/edge = damage_flags & DAM_EDGE
+			var/edge = damage_flags & DAMAGE_FLAG_EDGE
 			var/embed_chance = sharp? damage/I.w_class : damage/(I.w_class*3)
 			var/embed_threshold = edge? 5*I.w_class : 15*I.w_class
 
@@ -131,7 +131,7 @@
 // Knifing
 /mob/living/carbon/proc/attack_throat(obj/item/W, obj/item/grab/G, mob/user)
 	var/damage_flags = W.damage_flags()
-	if(!(damage_flags & (DAM_SHARP|DAM_EDGE)) || W.damtype != BRUTE)
+	if(!(damage_flags & (DAMAGE_FLAG_SHARP|DAMAGE_FLAG_EDGE)) || W.damtype != DAMAGE_BRUTE)
 		return FALSE //unsuitable weapon
 
 	user.visible_message("<span class='danger'>\The [user] begins to slit [src]'s throat with \the [W]!</span>")
@@ -148,7 +148,7 @@
 	if(istype(helmet) && (helmet.body_parts_covered & HEAD) && (helmet.min_pressure_protection == 0))
 		var/datum/component/armor/armor_component = helmet.GetComponent(/datum/component/armor)
 		if(armor_component)
-			damage_mod -= armor_component.get_blocked(BRUTE, damage_flags, W.armor_penetration, W.force*1.5)
+			damage_mod -= armor_component.get_blocked(DAMAGE_BRUTE, damage_flags, W.armor_penetration, W.force*1.5)
 
 	var/total_damage = 0
 	for(var/i in 1 to 3)