though-this-world-may-be-broken

code/ATMOSPHERICS/components/unary_devices/heat_exchanger.dm

@@ -10,7 +10,6 @@
 
 	var/obj/machinery/atmospherics/unary/heat_exchanger/partner = null
 	var/update_cycle
-	burn_state = LAVA_PROOF
 
 /obj/machinery/atmospherics/unary/heat_exchanger/update_icon()
 	..()

code/ATMOSPHERICS/components/unary_devices/outlet_injector.dm

@@ -4,6 +4,8 @@
 	use_power = IDLE_POWER_USE
 	layer = GAS_SCRUBBER_LAYER
 
+	resistance_flags = FIRE_PROOF | UNACIDABLE | ACID_PROOF //really helpful in building gas chambers for xenomorphs
+
 	can_unwrench = 1
 
 	name = "air injector"
@@ -39,7 +41,7 @@
 
 /obj/machinery/atmospherics/unary/outlet_injector/update_icon()
 	..()
-	
+
 	if(!powered())
 		icon_state = "off"
 	else