Extra fixes to secure Gamma armory

code/game/machinery/doors/airlock.dm

@@ -113,6 +113,7 @@
 	name = "Gamma Level Hatch"
 	hackProof = 1
 	aiControlDisabled = 1
+	unacidable = 1
 
 /obj/machinery/door/airlock/maintenance_hatch
 	name = "Maintenance Hatch"
@@ -1114,6 +1115,14 @@ About the new airlock wires panel:
 	if(istype(C, /obj/item/device/detective_scanner) || istype(C, /obj/item/taperoll))
 		return
 
+	if(istype(C, /obj/item/weapon/plastique))
+		user << "The hatch is coated with a product that prevents the shaped charge from sticking!"
+		return
+
+	if(istype(C, /obj/item/mecha_parts/mecha_equipment/tool/rcd) || istype(C, /obj/item/weapon/rcd))
+		user << "The hatch is made of an advanced compound that cannot be deconstructed using an RCD."
+		return
+
 	src.add_fingerprint(user)
 	if((istype(C, /obj/item/weapon/weldingtool) && !( src.operating > 0 ) && src.density))
 		var/obj/item/weapon/weldingtool/W = C