little trolling

code/datums/components/rot.dm

@@ -36,7 +36,6 @@
 		stank.set_temperature(BODYTEMP_NORMAL) // otherwise we have gas below 2.7K which will break our lag generator
 		stank_breath.merge(stank)
 	T.assume_air(stank_breath)
-	T.air_update_turf()
 
 /datum/component/rot/corpse
 	amount = MIASMA_CORPSE_MOLES

code/game/atoms_movable.dm

@@ -441,7 +441,7 @@
 		//Restore air flow if we were blocking it (movables with ATMOS_PASS_PROC will need to do this manually if necessary)
 		if(((CanAtmosPass == ATMOS_PASS_DENSITY && density) || CanAtmosPass == ATMOS_PASS_NO) && isturf(loc))
 			CanAtmosPass = ATMOS_PASS_YES
-			air_update_turf(TRUE)
+			air_update_turf()
 		loc.handle_atom_del(src)
 	for(var/atom/movable/AM in contents)
 		qdel(AM)

code/game/machinery/doors/airlock.dm

@@ -1364,7 +1364,7 @@
 	sleep(0.1 SECONDS)
 	density = FALSE
 	sleep(0.3 SECONDS)
-	air_update_turf(1)
+	air_update_turf()
 	sleep(0.1 SECONDS)
 	layer = OPEN_DOOR_LAYER
 	update_icon(AIRLOCK_OPEN, 1)
@@ -1406,11 +1406,11 @@
 	layer = CLOSED_DOOR_LAYER
 	if(air_tight)
 		density = TRUE
-		air_update_turf(1)
+		air_update_turf()
 	sleep(0.1 SECONDS)
 	density = TRUE
 	if(!air_tight)
-		air_update_turf(1)
+		air_update_turf()
 	sleep(0.4 SECONDS)
 	if(!safe)
 		crush()

code/game/machinery/doors/door.dm

@@ -80,7 +80,7 @@
 	. = ..()
 	set_init_door_layer()
 	update_freelook_sight()
-	air_update_turf(1)
+	air_update_turf()
 	GLOB.airlocks += src
 	spark_system = new /datum/effect_system/spark_spread
 	spark_system.set_up(2, 1, src)
@@ -323,7 +323,7 @@
 	update_icon()
 	set_opacity(0)
 	operating = FALSE
-	air_update_turf(1)
+	air_update_turf()
 	update_freelook_sight()
 	if(autoclose)
 		spawn(autoclose)
@@ -355,7 +355,7 @@
 	if(visible && !glass)
 		set_opacity(1)
 	operating = FALSE
-	air_update_turf(1)
+	air_update_turf()
 	update_freelook_sight()
 	if(safe)
 		CheckForMobs()

code/game/machinery/doors/firedoor.dm

@@ -281,7 +281,7 @@
 //this is here to prevent sleeps from messing with decomp, by closing firedoors instantly
 /obj/machinery/door/firedoor/proc/emergency_pressure_close()
 	density = TRUE
-	air_update_turf(1)
+	air_update_turf()
 	update_icon()
 	if(visible && !glass)
 		set_opacity(1)

code/game/machinery/doors/windowdoor.dm

@@ -153,7 +153,7 @@
 	sleep(1 SECONDS)
 
 	density = FALSE
-	air_update_turf(1)
+	air_update_turf()
 	update_freelook_sight()
 
 	if(operating == 1) //emag again
@@ -175,7 +175,7 @@
 	icon_state = base_state
 
 	density = TRUE
-	air_update_turf(1)
+	air_update_turf()
 	update_freelook_sight()
 	sleep(1 SECONDS)
 

code/game/machinery/electrolyzer.dm

@@ -97,7 +97,6 @@
 	removed.adjust_moles(GAS_O2, (proportion * workingPower))
 	removed.adjust_moles(GAS_H2, (proportion * 2 * workingPower))
 	env.merge(removed) //put back the new gases in the turf
-	air_update_turf()
 	cell.use((5 * proportion * workingPower) / (efficiency + workingPower))
 
 /obj/machinery/electrolyzer/RefreshParts()

code/game/machinery/shieldgen.dm

@@ -14,7 +14,7 @@
 /obj/structure/emergency_shield/Initialize()
 	. = ..()
 	setDir(pick(GLOB.cardinals))
-	air_update_turf(1)
+	air_update_turf()
 
 /obj/structure/emergency_shield/Move()
 	var/turf/T = loc

code/game/machinery/shuttle/shuttle_engine.dm

@@ -124,7 +124,6 @@
 	if(deltaTemperature < 0)
 		return
 	env.set_temperature(env.return_temperature() + deltaTemperature)
-	air_update_turf()
 
 /obj/machinery/shuttle/engine/attackby(obj/item/I, mob/living/user, params)
 	check_setup()

code/game/machinery/spaceheater.dm

@@ -107,7 +107,6 @@
 			deltaTemperature *= -1
 		if(deltaTemperature)
 			env.set_temperature(env.return_temperature() + deltaTemperature)
-			air_update_turf()
 		cell.use(requiredPower / efficiency)
 	else
 		on = FALSE

code/game/objects/effects/effect_system/effects_foam.dm

@@ -44,7 +44,6 @@
 		absorbed_plasma += plas_amt
 		if(G.return_temperature() > T20C)
 			G.set_temperature(max(G.return_temperature()/2,T20C))
-		T.air_update_turf()
 
 /obj/effect/particle_effect/foam/firefighting/kill_foam()
 	STOP_PROCESSING(SSfastprocess, src)
@@ -269,7 +268,7 @@
 
 /obj/structure/foamedmetal/Initialize()
 	. = ..()
-	air_update_turf(1)
+	air_update_turf()
 
 /obj/structure/foamedmetal/Move()
 	var/turf/T = loc
@@ -318,7 +317,6 @@
 				if(I == GAS_O2 || I == GAS_N2)
 					continue
 				G.set_moles(I, 0)
-			O.air_update_turf()
 		for(var/obj/machinery/atmospherics/components/unary/U in O)
 			if(!U.welded)
 				U.welded = TRUE

code/game/objects/effects/effect_system/effects_smoke.dm

@@ -165,7 +165,6 @@
 			var/datum/gas_mixture/G = T.air
 			if(!distcheck || get_dist(T, location) < blast) // Otherwise we'll get silliness like people using Nanofrost to kill people through walls with cold air
 				G.set_temperature(temperature)
-			T.air_update_turf()
 			for(var/obj/effect/hotspot/H in T)
 				qdel(H)
 			if(G.get_moles(GAS_PLASMA))

code/game/objects/effects/portals.dm

@@ -121,8 +121,6 @@
 		return FALSE
 	atmos_source.atmos_adjacent_turfs[atmos_destination] = TRUE
 	atmos_destination.atmos_adjacent_turfs[atmos_source] = TRUE
-	atmos_source.air_update_turf(FALSE)
-	atmos_destination.air_update_turf(FALSE)
 
 /obj/effect/portal/proc/unlink_atmos()
 	if(istype(atmos_source))

code/game/objects/items/grenades/atmos_grenades.dm

@@ -45,7 +45,6 @@
 			floor_loc.MakeSlippery(TURF_WET_PERMAFROST, (5 / distance_from_center) MINUTES)
 		if(floor_loc.air.get_gases(GAS_PLASMA))
 			floor_loc.air.adjust_moles(GAS_PLASMA, -(floor_loc.air.get_moles(GAS_PLASMA) * 0.5 / distance_from_center))
-		floor_loc.air_update_turf()
 		for(var/mob/living/carbon/live_mob in turf_loc)
 			live_mob.adjustStaminaLoss(stamina_damage / distance_from_center)
 			live_mob.adjust_bodytemperature(-150 / distance_from_center)

code/game/objects/items/powerfist.dm

@@ -79,7 +79,6 @@
 	if(!T)
 		return
 	T.assume_air(gasused)
-	T.air_update_turf()
 	if(!gasused)
 		to_chat(user, span_warning("\The [src]'s tank is empty!"))
 		target.apply_damage((force / 5), BRUTE)

code/game/objects/items/tanks/tanks.dm

@@ -120,7 +120,6 @@
 		var/turf/T = get_turf(src)
 		if(T)
 			T.assume_air(air_contents)
-			air_update_turf()
 		playsound(src.loc, 'sound/effects/spray.ogg', 10, 1, -3)
 	qdel(src)
 

code/game/objects/structures/aliens.dm

@@ -66,7 +66,7 @@
 
 /obj/structure/alien/resin/Initialize(mapload)
 	. = ..()
-	air_update_turf(TRUE)
+	air_update_turf()
 
 /obj/structure/alien/resin/Move()
 	var/turf/T = loc

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

@@ -609,7 +609,6 @@ GLOBAL_LIST_EMPTY(lockers)
 			var/remove_amount = (loc_air.total_moles() + air_contents.total_moles()) * air_contents.return_volume() / (loc_air.return_volume() + air_contents.return_volume())
 			loc.assume_air(air_contents)
 			loc.remove_air(remove_amount)
-			loc.air_update_turf()
 		air_contents = null
 
 /obj/structure/closet/return_air()

code/game/objects/structures/false_walls.dm

@@ -35,7 +35,7 @@
 
 /obj/structure/falsewall/Initialize()
 	. = ..()
-	air_update_turf(TRUE)
+	air_update_turf()
 
 /obj/structure/falsewall/ratvar_act()
 	new /obj/structure/falsewall/brass(loc)
@@ -68,7 +68,7 @@
 		set_opacity(density)
 		opening = FALSE
 		update_icon()
-		air_update_turf(TRUE)
+		air_update_turf()
 
 /obj/structure/falsewall/update_icon()//Calling icon_update will refresh the smoothwalls if it's closed, otherwise it will make sure the icon is correct if it's open
 	if(opening)

code/game/objects/structures/holosign.dm

@@ -106,7 +106,7 @@
 
 /obj/structure/holosign/barrier/atmos/Initialize()
 	. = ..()
-	air_update_turf(TRUE)
+	air_update_turf()
 
 /obj/structure/holosign/barrier/cyborg
 	name = "Energy Field"

code/game/objects/structures/mineral_doors.dm

@@ -29,7 +29,7 @@
 /obj/structure/mineral_door/Initialize()
 	. = ..()
 
-	air_update_turf(TRUE)
+	air_update_turf()
 
 /obj/structure/mineral_door/Move()
 	var/turf/T = loc
@@ -94,7 +94,7 @@
 	density = FALSE
 	door_opened = TRUE
 	layer = OPEN_DOOR_LAYER
-	air_update_turf(1)
+	air_update_turf()
 	update_icon()
 	isSwitchingStates = FALSE
 
@@ -115,7 +115,7 @@
 	set_opacity(TRUE)
 	door_opened = FALSE
 	layer = initial(layer)
-	air_update_turf(1)
+	air_update_turf()
 	update_icon()
 	isSwitchingStates = FALSE
 
@@ -133,7 +133,7 @@
 /obj/structure/mineral_door/setAnchored(anchorvalue) //called in default_unfasten_wrench() chain
 	. = ..()
 	set_opacity(anchored ? !door_opened : FALSE)
-	air_update_turf(TRUE)
+	air_update_turf()
 
 /obj/structure/mineral_door/wrench_act(mob/living/user, obj/item/I)
 	default_unfasten_wrench(user, I, 40)

code/game/objects/structures/plasticflaps.dm

@@ -103,10 +103,10 @@
 
 /obj/structure/plasticflaps/Initialize()
 	. = ..()
-	air_update_turf(TRUE)
+	air_update_turf()
 
 /obj/structure/plasticflaps/Destroy()
 	var/atom/oldloc = loc
 	. = ..()
 	if (oldloc)
-		oldloc.air_update_turf(1)
+		oldloc.air_update_turf()

code/game/objects/structures/railings.dm

@@ -101,6 +101,6 @@
 		return TRUE
 
 /obj/structure/railing/proc/after_rotation(mob/user,rotation_type)
-	air_update_turf(1)
+	air_update_turf()
 	ini_dir = dir
 	add_fingerprint(user)

code/game/objects/structures/transit_tubes/station.dm

@@ -179,7 +179,6 @@
 		if(!QDELETED(pod))
 			var/datum/gas_mixture/floor_mixture = loc.return_air()
 			equalize_all_gases_in_list(list(pod.air_contents,floor_mixture))
-			air_update_turf()
 
 /obj/structure/transit_tube/station/init_tube_dirs()
 	switch(dir)

code/game/objects/structures/windoor_assembly.dm

@@ -34,11 +34,11 @@
 	if(set_dir)
 		setDir(set_dir)
 	ini_dir = dir
-	air_update_turf(1)
+	air_update_turf()
 
 /obj/structure/windoor_assembly/Destroy()
 	density = FALSE
-	air_update_turf(1)
+	air_update_turf()
 	return ..()
 
 /obj/structure/windoor_assembly/Move()

code/game/objects/structures/window.dm

@@ -53,7 +53,7 @@
 		state = RWINDOW_SECURE
 
 	ini_dir = dir
-	air_update_turf(1)
+	air_update_turf()
 
 	if(fulltile)
 		setDir()
@@ -233,7 +233,7 @@
 
 /obj/structure/window/setAnchored(anchorvalue)
 	..()
-	air_update_turf(TRUE)
+	air_update_turf()
 	update_nearby_icons()
 
 /obj/structure/window/proc/check_state(checked_state)
@@ -309,13 +309,13 @@
 	return TRUE
 
 /obj/structure/window/proc/after_rotation(mob/user,rotation_type)
-	air_update_turf(1)
+	air_update_turf()
 	ini_dir = dir
 	add_fingerprint(user)
 
 /obj/structure/window/Destroy()
 	density = FALSE
-	air_update_turf(1)
+	air_update_turf()
 	update_nearby_icons()
 	return ..()
 

code/game/turfs/open.dm

@@ -504,7 +504,6 @@
 
 /turf/open/proc/TakeTemperature(temp)
 	air.set_temperature(air.return_temperature() + temp)
-	air_update_turf()
 
 /turf/open/proc/freon_gas_act()
 	for(var/obj/I in contents)
@@ -594,9 +593,7 @@
 		air.set_moles(GAS_CO2, max(air.get_moles(GAS_CO2)-(pulse_strength * 0.001),0))
 		air.set_moles(GAS_O2, max(air.get_moles(GAS_O2)-(pulse_strength * 0.002),0))
 		air.adjust_moles(GAS_PLUOXIUM, pulse_strength * 0.004)
-		air_update_turf()
 	if (air.get_moles(GAS_H2))
 		pulse_strength = min(pulse_strength, air.get_moles(GAS_H2) * 1000)
 		air.set_moles(GAS_H2, max(air.get_moles(GAS_H2) - (pulse_strength * 0.001), 0))
 		air.adjust_moles(GAS_TRITIUM, pulse_strength * 0.001)
-		air_update_turf()

code/game/turfs/simulated/walls.dm

@@ -80,8 +80,7 @@
 			var/obj/structure/sign/poster/P = O
 			P.roll_and_drop(src)
 
-	var/turf/new_floor = ScrapeAway()
-	new_floor.air_update_turf()
+	ScrapeAway()
 
 /turf/closed/wall/proc/break_wall()
 	new sheet_type(src, sheet_amount)

code/modules/antagonists/blob/structures/_blob.dm

@@ -31,7 +31,7 @@
 	setDir(pick(GLOB.cardinals))
 	update_icon()
 	if(atmosblock)
-		air_update_turf(1)
+		air_update_turf()
 	ConsumeTile()
 
 /obj/structure/blob/proc/creation_action() //When it's created by the overmind, do this.
@@ -40,7 +40,7 @@
 /obj/structure/blob/Destroy()
 	if(atmosblock)
 		atmosblock = FALSE
-		air_update_turf(1)
+		air_update_turf()
 	if(overmind)
 		overmind.blobs_legit -= src  //if it was in the legit blobs list, it isn't now
 	GLOB.blobs -= src //it's no longer in the all blobs list either

code/modules/antagonists/blob/structures/shield.dm

@@ -31,7 +31,7 @@
 		name = initial(name)
 		desc = initial(desc)
 		atmosblock = TRUE
-	air_update_turf(1)
+	air_update_turf()
 
 /obj/structure/blob/shield/reflective
 	name = "reflective blob"

code/modules/antagonists/clockcult/clock_effects/servant_blocker.dm

@@ -10,7 +10,7 @@
 
 /obj/effect/clockwork/servant_blocker/Initialize()
 	. = ..()
-	air_update_turf(TRUE)
+	air_update_turf()
 
 /obj/effect/clockwork/servant_blocker/Destroy(force)
 	if(!force)

code/modules/antagonists/cult/runes.dm

@@ -722,7 +722,7 @@ structure_check() searches for nearby cultist structures required for the invoca
 
 /obj/effect/rune/wall/proc/update_state()
 	deltimer(density_timer)
-	air_update_turf(1)
+	air_update_turf()
 	if(density)
 		density_timer = addtimer(CALLBACK(src, .proc/lose_density), 300, TIMER_STOPPABLE) //yogs: 30 seconds instead of 300 I could microwave a pizza before a barrier rune went down naturally
 		var/mutable_appearance/shimmer = mutable_appearance('icons/effects/effects.dmi', "barriershimmer", ABOVE_MOB_LAYER)

code/modules/antagonists/eldritch_cult/transmutations/ash_transmutations.dm

@@ -89,5 +89,3 @@
 		env = T.return_air()
 		current_temp = env.return_temperature()
 		env.set_temperature(current_temp+25)
-		T.air_update_turf()
-	L.air_update_turf()

code/modules/assembly/bomb.dm

@@ -189,11 +189,9 @@
 		ground_zero.assume_air(bomb_mixture)
 		ground_zero.hotspot_expose(1000, 125)
 
-	ground_zero.air_update_turf()
 
 /obj/item/tank/proc/release()	//This happens when the bomb is not welded. Tank contents are just spat out.
 	var/turf/T = get_turf(src)
 	if(!T)
 		return
 	T.assume_air(air_contents)
-	air_update_turf()

code/modules/atmospherics/environmental/LINDA_fire.dm

@@ -56,7 +56,6 @@
 		temperature = starting_temperature
 	perform_exposure()
 	setDir(pick(GLOB.cardinals))
-	air_update_turf()
 
 /obj/effect/hotspot/proc/perform_exposure()
 	var/turf/open/location = loc

code/modules/atmospherics/environmental/LINDA_system.dm

@@ -102,20 +102,19 @@
 
 	return adjacent_turfs
 
-/atom/proc/air_update_turf(command = 0)
-	if(!isturf(loc) && command)
+/atom/proc/air_update_turf()
+	if(!get_turf(src))
 		return
-	var/turf/T = get_turf(loc)
-	T.air_update_turf(command)
+	var/turf/T = get_turf(src)
+	T.air_update_turf()
 
-/turf/air_update_turf(command = 0)
-	if(command)
-		ImmediateCalculateAdjacentTurfs()
+/turf/air_update_turf()
+	ImmediateCalculateAdjacentTurfs()
 
 /atom/movable/proc/move_update_air(turf/T)
     if(isturf(T))
-        T.air_update_turf(1)
-    air_update_turf(1)
+        T.air_update_turf()
+    air_update_turf()
 
 /atom/proc/atmos_spawn_air(text) //because a lot of people loves to copy paste awful code lets just make an easy proc to spawn your plasma fires
 	var/turf/open/T = get_turf(src)

code/modules/atmospherics/machinery/components/binary_devices/dp_vent_pump.dm

@@ -76,7 +76,7 @@
 
 				loc.assume_air_moles(air1, transfer_moles)
 
-				air_update_turf()
+				
 
 				var/datum/pipeline/parent1 = parents[1]
 				parent1.update = PIPENET_UPDATE_STATUS_RECONCILE_NEEDED
@@ -92,7 +92,7 @@
 
 			if(moles_delta > 0)
 				loc.transfer_air(air2, moles_delta)
-				air_update_turf()
+				
 
 				var/datum/pipeline/parent2 = parents[2]
 				parent2.update = PIPENET_UPDATE_STATUS_RECONCILE_NEEDED

code/modules/atmospherics/machinery/components/binary_devices/volume_pump.dm

@@ -72,7 +72,6 @@
 		if(istype(T))
 			var/datum/gas_mixture/leaked = air1.remove_ratio(VOLUME_PUMP_LEAK_AMOUNT)
 			T.assume_air(leaked)
-			T.air_update_turf()
 
 	var/transfer_ratio = transfer_rate / air1.return_volume()
 	air1.transfer_ratio_to(air2,transfer_ratio)

code/modules/atmospherics/machinery/components/components_base.dm

@@ -127,7 +127,7 @@
 		for(var/i in 1 to device_type)
 			var/datum/gas_mixture/air = airs[i]
 			T.assume_air_moles(air, shared_loss)
-		air_update_turf(1)
+		air_update_turf()
 
 /obj/machinery/atmospherics/components/proc/safe_input(var/title, var/text, var/default_set)
 	var/new_value = input(usr,text,title,default_set) as num

code/modules/atmospherics/machinery/components/unary_devices/outlet_injector.dm

@@ -63,7 +63,6 @@
 
 	if(air_contents.return_temperature() > 0)
 		loc.assume_air_ratio(air_contents, volume_rate / air_contents.return_volume())
-		air_update_turf()
 		update_parents()
 
 /obj/machinery/atmospherics/components/unary/outlet_injector/proc/inject()

code/modules/atmospherics/machinery/components/unary_devices/passive_vent.dm

@@ -35,7 +35,6 @@
 	active = internal.temperature_share(external, OPEN_HEAT_TRANSFER_COEFFICIENT) || active
 
 	if(active)
-		air_update_turf()
 		update_parents()
 
 /obj/machinery/atmospherics/components/unary/passive_vent/can_crawl_through()

code/modules/atmospherics/machinery/components/unary_devices/vent_scrubber.dm

@@ -155,11 +155,9 @@
 
 	if(scrubbing & SCRUBBING)
 		environment.scrub_into(air_contents, volume_rate/environment.return_volume(), filter_types)
-		tile.air_update_turf()
 
 	else //Just siphoning all air
 		environment.transfer_ratio_to(air_contents, volume_rate/environment.return_volume())
-		tile.air_update_turf()
 
 	update_parents()
 

code/modules/atmospherics/machinery/other/miner.dm

@@ -134,7 +134,7 @@
 	merger.set_moles(spawn_id, spawn_mol)
 	merger.set_temperature(spawn_temp)
 	O.assume_air(merger)
-	O.air_update_turf(TRUE)
+	O.air_update_turf()
 
 /obj/machinery/atmospherics/miner/attack_ai(mob/living/silicon/user)
 	if(broken)

code/modules/atmospherics/machinery/pipes/pipes.dm

@@ -51,7 +51,6 @@
 	if(air_temporary)
 		var/turf/T = loc
 		T.assume_air(air_temporary)
-		air_update_turf()
 
 /obj/machinery/atmospherics/pipe/return_air()
 	return parent.air

code/modules/atmospherics/machinery/portable/canister.dm

@@ -439,7 +439,6 @@
 	disconnect()
 	var/turf/T = get_turf(src)
 	T.assume_air(air_contents)
-	air_update_turf()
 
 	obj_break()
 	density = FALSE
@@ -473,8 +472,7 @@
 		var/turf/T = get_turf(src)
 		var/datum/gas_mixture/target_air = holding ? holding.air_contents : T.return_air()
 
-		if(air_contents.release_gas_to(target_air, release_pressure) && !holding)
-			air_update_turf()
+		air_contents.release_gas_to(target_air, release_pressure)
 	update_icon()
 
 

code/modules/atmospherics/machinery/portable/portable_atmospherics.dm

@@ -38,7 +38,6 @@
 		//This explosion will destroy the can, release its air.
 		var/turf/T = get_turf(src)
 		T.assume_air(air_contents)
-		T.air_update_turf()
 
 	return ..()
 

code/modules/atmospherics/machinery/portable/pump.dm

@@ -25,7 +25,6 @@
 /obj/machinery/portable_atmospherics/pump/Destroy()
 	var/turf/T = get_turf(src)
 	T.assume_air(air_contents)
-	air_update_turf()
 	QDEL_NULL(pump)
 	return ..()
 
@@ -54,8 +53,6 @@
 		pump.airs[2] = holding ? holding.air_contents : air_contents
 
 	pump.process_atmos() // Pump gas.
-	if(!holding)
-		air_update_turf() // Update the environment if needed.
 
 /obj/machinery/portable_atmospherics/pump/emp_act(severity)
 	. = ..()

code/modules/atmospherics/machinery/portable/scrubber.dm

@@ -15,7 +15,6 @@
 /obj/machinery/portable_atmospherics/scrubber/Destroy()
 	var/turf/T = get_turf(src)
 	T.assume_air(air_contents)
-	air_update_turf()
 	return ..()
 
 /obj/machinery/portable_atmospherics/scrubber/update_icon()
@@ -43,8 +42,6 @@
 		return
 
 	mixture.scrub_into(air_contents, volume_rate / mixture.return_volume(), scrubbing)
-	if(!holding)
-		air_update_turf()
 
 /obj/machinery/portable_atmospherics/scrubber/emp_act(severity)
 	. = ..()

code/modules/hydroponics/grown/misc.dm

@@ -60,7 +60,6 @@
 	stank.set_moles(GAS_MIASMA, (yield + 6)*7*MIASMA_CORPSE_MOLES) // this process is only being called about 2/7 as much as corpses so this is 12-32 times a corpses
 	stank.set_temperature(T20C) // without this the room would eventually freeze and miasma mining would be easier
 	T.assume_air(stank)
-	T.air_update_turf()
 
 //Galaxy Thistle
 /obj/item/seeds/galaxythistle

code/modules/mapping/map_template.dm

@@ -48,7 +48,7 @@
 				atmos_machines += A
 	for(var/L in border)
 		var/turf/T = L
-		T.air_update_turf(TRUE) //calculate adjacent turfs along the border to prevent runtimes
+		T.air_update_turf() //calculate adjacent turfs along the border to prevent runtimes
 
 	SSmapping.reg_in_areas_in_z(areas)
 	SSatoms.InitializeAtoms(atoms)

code/modules/mining/equipment/survival_pod.dm

@@ -269,7 +269,7 @@
 
 /obj/structure/fans/Initialize(mapload)
 	. = ..()
-	air_update_turf(1)
+	air_update_turf()
 
 //Inivisible, indestructible fans
 /obj/structure/fans/tiny/invisible

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

@@ -132,7 +132,6 @@
 
 	if(breath)
 		loc.assume_air(breath)
-		air_update_turf()
 
 /mob/living/carbon/proc/has_smoke_protection()
 	if(HAS_TRAIT(src, TRAIT_NOBREATH))

code/modules/mob/living/silicon/ai/decentralized/ai_data_core.dm

@@ -153,7 +153,6 @@ GLOBAL_VAR_INIT(primary_data_core, null)
 		if(env.heat_capacity())
 			var/temperature_increase = (active_power_usage / env.heat_capacity()) * heat_modifier //1 CPU = 1000W. Heat capacity = somewhere around 3000-4000. Aka we generate 0.25 - 0.33 K per second, per CPU. 
 			env.set_temperature(env.return_temperature() + temperature_increase * AI_TEMPERATURE_MULTIPLIER) //assume all input power is dissipated
-			T.air_update_turf()
 	
 /obj/machinery/ai/data_core/proc/can_transfer_ai()
 	if(stat & (BROKEN|NOPOWER|EMPED))

code/modules/mob/living/silicon/ai/decentralized/server_cabinet.dm

@@ -75,7 +75,6 @@ GLOBAL_LIST_EMPTY(server_cabinets)
 		if(env.heat_capacity())
 			var/temperature_increase = (total_usage / env.heat_capacity()) * heat_modifier
 			env.set_temperature(env.return_temperature() + temperature_increase * AI_TEMPERATURE_MULTIPLIER) //assume all input power is dissipated
-			T.air_update_turf()
 		
 		valid_ticks++
 		if(!was_valid_holder)

code/modules/power/supermatter/supermatter.dm

@@ -531,7 +531,6 @@ GLOBAL_DATUM(main_supermatter_engine, /obj/machinery/power/supermatter_crystal)
 
 		if(produces_gas)
 			env.merge(removed)
-			air_update_turf()
 
 	for(var/mob/living/carbon/human/l in view(src, HALLUCINATION_RANGE(power))) // If they can see it without mesons on.  Bad on them.
 		if(!istype(l.glasses, /obj/item/clothing/glasses/meson) || corruptor_attached)

code/modules/recycling/disposal/bin.dm

@@ -428,7 +428,6 @@
 		//Actually transfer the gas
 		var/datum/gas_mixture/removed = env.remove(transfer_moles)
 		air_contents.merge(removed)
-		air_update_turf()
 
 
 	//if full enough, switch to ready mode

code/modules/recycling/disposal/holder.dm

@@ -125,7 +125,6 @@
 // called to vent all gas in holder to a location
 /obj/structure/disposalholder/proc/vent_gas(turf/T)
 	T.assume_air(gas)
-	T.air_update_turf()
 
 /obj/structure/disposalholder/AllowDrop()
 	return TRUE

code/modules/research/experimentor.dm

@@ -409,7 +409,6 @@
 			visible_message(span_warning("[src] malfunctions, melting [exp_on] and leaking hot air!"))
 			var/datum/gas_mixture/env = loc.return_air()
 			env.adjust_heat(100000)
-			air_update_turf()
 			investigate_log("Experimentor has released hot air.", INVESTIGATE_EXPERIMENTOR)
 			ejectItem(TRUE)
 		else if(prob(EFFECT_PROB_MEDIUM-badThingCoeff))
@@ -452,7 +451,6 @@
 			visible_message(span_warning("[src] malfunctions, shattering [exp_on] and leaking cold air!"))
 			var/datum/gas_mixture/env = loc.return_air()
 			env.adjust_heat(-75000)
-			air_update_turf()
 			investigate_log("Experimentor has released cold air.", INVESTIGATE_EXPERIMENTOR)
 			ejectItem(TRUE)
 		else if(prob(EFFECT_PROB_MEDIUM-badThingCoeff))

code/modules/research/server.dm

@@ -75,8 +75,6 @@
 			var/perc = max((get_env_temp() - temp_tolerance_high), 0) * temp_penalty_coefficient / base_mining_income
 
 			env.adjust_heat(heating_power * perc * heat_gen)
-			air_update_turf()
-			src.air_update_turf()
 		else
 			current_temp = env ? env.return_temperature() : -1
 

code/modules/research/xenobiology/crossbreeding/_structures.dm

@@ -145,7 +145,6 @@ GLOBAL_LIST_EMPTY(bluespace_slime_crystals)
 		return
 	var/datum/gas_mixture/gas = T.return_air()
 	gas.set_temperature(T0C + 200)
-	T.air_update_turf()
 
 /obj/structure/slime_crystal/purple
 	colour = "purple"
@@ -185,7 +184,6 @@ GLOBAL_LIST_EMPTY(bluespace_slime_crystals)
 			continue
 		var/datum/gas_mixture/gas = T.return_air()
 		gas.parse_gas_string(OPENTURF_DEFAULT_ATMOS)
-		T.air_update_turf()
 
 /obj/structure/slime_crystal/metal
 	colour = "metal"

code/modules/research/xenobiology/crossbreeding/chilling.dm

@@ -109,7 +109,6 @@ Chilling extracts:
 		if(istype(G))
 			G.set_moles(GAS_PLASMA, 0)
 			filtered = TRUE
-			T.air_update_turf()
 	if(filtered)
 		user.visible_message(span_notice("Cracks spread throughout [src], and some air is sucked in!"))
 	else

yogstation/code/game/machinery/doors/poddoor.dm

@@ -26,7 +26,7 @@
 		T.opacity = new_opacity
 		T.has_opaque_atom = new_opacity
 		T.reconsider_lights()
-		T.air_update_turf(1)
+		T.air_update_turf()
 	update_freelook_sight()
 
 /obj/machinery/door/poddoor/multi_tile/four_tile_ver/

yogstation/code/game/machinery/doors/spacepod.dm

@@ -10,10 +10,10 @@
 
 /obj/structure/spacepoddoor/Initialize()
 	..()
-	air_update_turf(1)
+	air_update_turf()
 
 /obj/structure/spacepoddoor/Destroy()
-	air_update_turf(1)
+	air_update_turf()
 	return ..()
 
 /obj/structure/spacepoddoor/CanAllowThrough(atom/movable/A)