Blobs can destroy atmospherics tanks, very slowly.

code/modules/blob/blob.dm

@@ -99,6 +99,10 @@
 	if(GR)
 		qdel(GR)
 		return
+	var/obj/structure/tank_wall/TW = locate() in T
+	if(TW)
+		TW.take_damage(rand(5,20))
+		return
 	for(var/obj/machinery/door/D in T) // There can be several - and some of them can be open, locate() is not suitable
 		if(D.density)
 			attack_door(D)

maps/sccv_horizon/code/sccv_horizon_structures.dm

@@ -8,6 +8,7 @@
 	icon_state = "m-1"
 
 	atmos_canpass = CANPASS_DENSITY
+	var/health = 1000
 
 /obj/structure/tank_wall/Initialize(mapload)
 	. = ..()
@@ -22,6 +23,12 @@
 	update_nearby_tiles()
 	return ..()
 
+/obj/structure/tank_wall/proc/take_damage(var/damage)
+	health -= damage
+	if(health <= 0)
+		visible_message(SPAN_WARNING("\The [src] falls apart!"))
+		qdel(src)
+
 /obj/structure/tank_wall/phoron
 	name = "phoron gas tank"
 	desc = "An impact resistant tank to safely contain highly pressurised gasses. This one contains phoron."