Someone call that chick from the italian job because this isn't the Worthington 1000 (#21046)

code/game/objects/structures/safe.dm

@@ -12,6 +12,7 @@ FLOOR SAFES
 	icon_state = "safe"
 	anchored = 1
 	density = 1
+	resistance_flags = INDESTRUCTIBLE | LAVA_PROOF | FIRE_PROOF | ACID_PROOF
 	var/open = 0		//is the safe open?
 	var/tumbler_1_pos	//the tumbler position- from 0 to 72
 	var/tumbler_1_open	//the tumbler position to open at- 0 to 72