Update canister.dm

code/game/machinery/atmoalter/canister.dm

@@ -239,6 +239,22 @@ update_flag
 	..()
 
 /obj/machinery/portable_atmospherics/canister/attackby(var/obj/item/weapon/W as obj, var/mob/user as mob)
+	if(istype(W, /obj/item/weapon/weldingtool)) //Vorestart: Deconstructable Canisters
+		var/obj/item/weapon/weldingtool/WT = W
+		if(!WT.remove_fuel(0, user))
+			to_chat(user, "The welding tool must be on to complete this task.")
+			return
+		if(air_contents.return_pressure() > 1 && !destroyed)
+			to_chat(user, "<span class ='warning'>\The [src]'s internal pressure is too high! Empty the canister before attempting to weld it apart.")
+			return
+		playsound(src, WT.usesound, 50, 1)
+		if(do_after(user, 20 * WT.toolspeed))
+			if(!src || !WT.isOn()) return
+			to_chat(user, "<span class='notice'>You deconstruct the [src].</span>")
+			new /obj/item/stack/material/steel( src.loc, 10)
+			qdel(src)
+			return
+	//Voreend
 	if(!W.is_wrench() && !istype(W, /obj/item/weapon/tank) && !istype(W, /obj/item/device/analyzer) && !istype(W, /obj/item/device/pda))
 		visible_message("<span class='warning'>\The [user] hits \the [src] with \a [W]!</span>")
 		src.health -= W.force
@@ -332,7 +348,7 @@ update_flag
 				pressure = 10*ONE_ATMOSPHERE
 				. = TRUE
 			else if(pressure == "input")
-				pressure = tgui_input_number(usr, "New release pressure ([ONE_ATMOSPHERE/10]-[10*ONE_ATMOSPHERE] kPa):", name, release_pressure, 10*ONE_ATMOSPHERE, ONE_ATMOSPHERE/10) 
+				pressure = tgui_input_number(usr, "New release pressure ([ONE_ATMOSPHERE/10]-[10*ONE_ATMOSPHERE] kPa):", name, release_pressure, 10*ONE_ATMOSPHERE, ONE_ATMOSPHERE/10)
 				if(!isnull(pressure) && !..())
 					. = TRUE
 			else if(text2num(pressure) != null)
@@ -452,4 +468,4 @@ update_flag
 
 /obj/machinery/portable_atmospherics/canister/take_damage(var/damage)
 	src.health -= damage
-	healthcheck()
+	healthcheck()