what

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

@@ -55,7 +55,7 @@
 		var/obj/effect/decal/cleanable/plasma/P = (locate(/obj/effect/decal/cleanable/plasma) in get_turf(src))
 		if(!P)
 			P = new(loc)
-		P.reagents.add_reagent(/datum/reagent/stable_plasma, absorbed_plasma)
+		P.reagents.add_reagent("stable_plasma", absorbed_plasma)
 
 	flick("[icon_state]-disolve", src)
 	QDEL_IN(src, 5)
@@ -123,7 +123,7 @@
 	if(metal)
 		var/turf/T = get_turf(src)
 		if(isspaceturf(T)) //Block up any exposed space
-			T.PlaceOnTop(/turf/open/floor/plating/foam, flags = CHANGETURF_INHERIT_AIR)
+			T.PlaceOnTop(/turf/open/floor/plating/foam)
 		for(var/direction in GLOB.cardinals)
 			var/turf/cardinal_turf = get_step(T, direction)
 			if(get_area(cardinal_turf) != get_area(T)) //We're at an area boundary, so let's block off this turf!