Kill is Kill

code/LINDA/LINDA_fire.dm

@@ -98,18 +98,18 @@
 
 	var/turf/simulated/location = loc
 	if(!istype(location))
-		Kill()
+		qdel(src)
 		return
 
 	if(location.excited_group)
 		location.excited_group.reset_cooldowns()
 
 	if((temperature < FIRE_MINIMUM_TEMPERATURE_TO_EXIST) || (volume <= 1))
-		Kill()
+		qdel(src)
 		return
 
 	if(!(location.air) || location.air.toxins < 0.5 || location.air.oxygen < 0.5)
-		Kill()
+		qdel(src)
 		return
 
 	perform_exposure()
@@ -151,9 +151,6 @@
 
 // Garbage collect itself by nulling reference to it
 
-/obj/effect/hotspot/proc/Kill()
-	PlaceInPool(src)
-
 /obj/effect/hotspot/Destroy()
 	air_master.hotspots -= src
 	DestroyTurf()

code/LINDA/LINDA_turf_tile.dm

@@ -66,7 +66,7 @@ turf/simulated/New()
 
 turf/simulated/Del()
 	if(active_hotspot)
-		active_hotspot.Kill()
+		qdel(active_hotspot)
 	..()
 
 turf/simulated/assume_air(datum/gas_mixture/giver)

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

@@ -357,7 +357,7 @@
 				G.temperature = 2
 			T.air_update_turf()
 			for(var/obj/effect/hotspot/H in T)
-				H.Kill()
+				qdel(H)
 				if(G.toxins)
 					G.nitrogen += (G.toxins)
 					G.toxins = 0

code/modules/reagents/Chemistry-Reagents.dm

@@ -270,25 +270,25 @@ datum
 				for(var/mob/living/carbon/slime/M in T)
 					M.apply_water()
 
-				var/obj/effect/hotspot/hotspot = (locate(/obj/effect/hotspot) in T)
+				var/hotspot = (locate(/obj/effect/hotspot) in T)
 				if(hotspot && !istype(T, /turf/space))
 					var/datum/gas_mixture/lowertemp = T.remove_air( T:air:total_moles() )
 					lowertemp.temperature = max( min(lowertemp.temperature-2000,lowertemp.temperature / 2) ,0)
 					lowertemp.react()
 					T.assume_air(lowertemp)
-					hotspot.Kill()
+					qdel(hotspot)
 				return
 
 			reaction_obj(var/obj/O, var/volume)
 				src = null
 				var/turf/T = get_turf(O)
-				var/obj/effect/hotspot/hotspot = (locate(/obj/effect/hotspot) in T)
+				var/hotspot = (locate(/obj/effect/hotspot) in T)
 				if(hotspot && !istype(T, /turf/space))
 					var/datum/gas_mixture/lowertemp = T.remove_air( T:air:total_moles() )
 					lowertemp.temperature = max( min(lowertemp.temperature-2000,lowertemp.temperature / 2) ,0)
 					lowertemp.react()
 					T.assume_air(lowertemp)
-					hotspot.Kill()
+					qdel(hotspot)
 				if(istype(O,/obj/item/weapon/reagent_containers/food/snacks/monkeycube))
 					var/obj/item/weapon/reagent_containers/food/snacks/monkeycube/cube = O
 					if(!cube.wrapped)
@@ -1860,13 +1860,13 @@ datum
 						if(T.wet_overlay)
 							T.overlays -= T.wet_overlay
 							T.wet_overlay = null
-				var/obj/effect/hotspot/hotspot = (locate(/obj/effect/hotspot) in T)
+				var/hotspot = (locate(/obj/effect/hotspot) in T)
 				if(hotspot)
 					var/datum/gas_mixture/lowertemp = T.remove_air( T:air:total_moles() )
 					lowertemp.temperature = max( min(lowertemp.temperature-2000,lowertemp.temperature / 2) ,0)
 					lowertemp.react()
 					T.assume_air(lowertemp)
-					hotspot.Kill()
+					qdel(hotspot)
 
 		enzyme
 			name = "Denatured Enzyme"

code/modules/reagents/newchem/pyro.dm

@@ -574,25 +574,25 @@ datum/reagent/firefighting_foam/reaction_turf(var/turf/simulated/T, var/volume)
 	src = null
 	if(!istype(T, /turf/space))
 		new /obj/effect/decal/cleanable/flour/foam(T) //foam mess; clears up quickly.
-	var/obj/effect/hotspot/hotspot = (locate(/obj/effect/hotspot) in T)
+	var/hotspot = (locate(/obj/effect/hotspot) in T)
 	if(hotspot && !istype(T, /turf/space))
 		var/datum/gas_mixture/lowertemp = T.remove_air( T:air:total_moles() )
 		lowertemp.temperature = max( min(lowertemp.temperature-(CT*1000),lowertemp.temperature / CT) ,0)
 		lowertemp.react()
 		T.assume_air(lowertemp)
-		hotspot.Kill()
+		qdel(hotspot)
 	return
 
 datum/reagent/firefighting_foam/reaction_obj(var/obj/O, var/volume)
 	src = null
 	var/turf/T = get_turf(O)
-	var/obj/effect/hotspot/hotspot = (locate(/obj/effect/hotspot) in T)
+	var/hotspot = (locate(/obj/effect/hotspot) in T)
 	if(hotspot && !istype(T, /turf/space))
 		var/datum/gas_mixture/lowertemp = T.remove_air( T:air:total_moles() )
 		lowertemp.temperature = max( min(lowertemp.temperature-2000,lowertemp.temperature / 2) ,0)
 		lowertemp.react()
 		T.assume_air(lowertemp)
-		hotspot.Kill()
+		qdel(hotspot)
 	return
 
 /datum/chemical_reaction/clf3_firefighting