Merge remote-tracking branch 'citadel/master' into combat_v7

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

@@ -50,6 +50,10 @@
 /obj/effect/decal/cleanable/glass/ex_act()
 	qdel(src)
 
+/obj/effect/decal/cleanable/glass/wave_ex_act(power, datum/wave_explosion/explosion, dir)
+	qdel(src)
+	return power
+
 /obj/effect/decal/cleanable/glass/plasma
 	icon_state = "plasmatiny"
 
@@ -131,6 +135,9 @@
 /obj/effect/decal/cleanable/greenglow/ex_act()
 	return
 
+/obj/effect/decal/cleanable/greenglow/wave_ex_act(power, datum/wave_explosion/explosion, dir)
+	return power
+
 /obj/effect/decal/cleanable/cobweb
 	name = "cobweb"
 	desc = "Somebody should remove that."
@@ -253,6 +260,11 @@
 	if(severity == 1) //so shreds created during an explosion aren't deleted by the explosion.
 		qdel(src)
 
+/obj/effect/decal/cleanable/shreds/wave_ex_act(power, datum/wave_explosion/explosion, dir)
+	if(power > EXPLOSION_POWER_ERASE_SHREDS)
+		qdel(src)
+	return power		// no block
+
 /obj/effect/decal/cleanable/shreds/Initialize()
 	pixel_x = rand(-10, 10)
 	pixel_y = rand(-10, 10)

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

@@ -309,6 +309,10 @@
 
 /obj/structure/foamedmetal/resin/Initialize()
 	. = ..()
+	neutralize_air()
+	addtimer(CALLBACK(src, .proc/neutralize_air), 5)		// yeah this sucks, maybe when auxmos is out
+
+/obj/structure/foamedmetal/resin/proc/neutralize_air()
 	if(isopenturf(loc))
 		var/turf/open/O = loc
 		O.ClearWet()