[MIRROR] [MODULAR] Anesthetic mask will give an error message when placed via mapping

_maps/RandomRuins/IceRuins/skyrat/icemoon_underground_syndicate_base1_skyrat.dmm

@@ -2401,10 +2401,6 @@
 	pixel_x = -5;
 	pixel_y = 5
 	},
-/obj/item/clothing/mask/breath/anesthetic{
-	pixel_x = 8;
-	pixel_y = 5
-	},
 /turf/open/floor/iron/dark,
 /area/ruin/syndicate_lava_base/medbay)
 "uB" = (

_maps/shuttles/skyrat/emergency_skyrat.dmm

@@ -517,7 +517,6 @@
 /obj/item/tank/internals/anesthetic{
 	pixel_y = 3
 	},
-/obj/item/clothing/mask/breath/anesthetic,
 /obj/effect/turf_decal/box/white/corners{
 	dir = 8
 	},

_maps/shuttles/skyrat/whiteship_blueshift.dmm

@@ -3261,7 +3261,6 @@
 /obj/structure/alien/weeds/node,
 /obj/machinery/anesthetic_machine,
 /obj/item/tank/internals/anesthetic,
-/obj/item/clothing/mask/breath/anesthetic,
 /turf/open/floor/iron/white/side,
 /area/shuttle/abandoned/medbay)
 "FB" = (

modular_skyrat/modules/medical/code/anesthetic_machine.dm

@@ -27,7 +27,6 @@
 /obj/machinery/anesthetic_machine/Initialize(mapload)
 	. = ..()
 	attached_mask = new /obj/item/clothing/mask/breath/anesthetic(src)
-	attached_mask.attached_machine = src
 	update_icon()
 
 /obj/machinery/anesthetic_machine/wrench_act_secondary(mob/living/user, obj/item/tool)
@@ -67,16 +66,16 @@
 		return FALSE
 	visible_message(span_notice("[user] retracts [attached_mask] back into [src]."))
 
-/obj/machinery/anesthetic_machine/attacked_by(obj/item/used_item, mob/living/user)
-	if(!istype(used_item, /obj/item/tank))
+/obj/machinery/anesthetic_machine/attackby(obj/item/attacking_item, mob/user, params)
+	if(!istype(attacking_item, /obj/item/tank))
 		return ..()
 
 	if(attached_tank) // If there is an attached tank, remove it and drop it on the floor
 		attached_tank.forceMove(loc)
 
-	used_item.forceMove(src) // Put new tank in, set it as attached tank
-	visible_message(span_notice("[user] inserts [used_item] into [src]."))
-	attached_tank = used_item
+	attacking_item.forceMove(src) // Put new tank in, set it as attached tank
+	visible_message(span_notice("[user] inserts [attacking_item] into [src]."))
+	attached_tank = attacking_item
 	update_icon()
 
 /obj/machinery/anesthetic_machine/AltClick(mob/user)
@@ -121,6 +120,11 @@
 		to_chat(usr, span_warning("[mask_out ? "The machine is already in use!" : "The machine has no attached tank!"]"))
 		return FALSE
 
+	// if we somehow lost the mask, let's just make a brand new one. the wonders of technology!
+	if(QDELETED(attached_mask))
+		attached_mask = new /obj/item/clothing/mask/breath/anesthetic(src)
+		update_icon()
+
 	usr.visible_message(span_warning("[usr] attemps to attach the [attached_mask] to [target]."), span_notice("You attempt to attach the [attached_mask] to [target]"))
 	if(!do_after(usr, 5 SECONDS, target))
 		return
@@ -159,7 +163,7 @@
 		attached_tank = null
 
 	QDEL_NULL(attached_mask)
-	. = ..()
+	return ..()
 
 /// This a special version of the breath mask used for the anesthetic machine.
 /obj/item/clothing/mask/breath/anesthetic
@@ -170,25 +174,44 @@
 	. = ..()
 	ADD_TRAIT(src, TRAIT_NODROP, ABSTRACT_ITEM_TRAIT)
 
+	// Make sure we are not spawning outside of a machine
+	if(istype(loc, /obj/machinery/anesthetic_machine))
+		attached_machine = WEAKREF(loc)
+
+	var/obj/machinery/anesthetic_machine/our_machine
+	if(attached_machine)
+		our_machine = attached_machine.resolve()
+
+	if(!our_machine)
+		attached_machine = null
+		if(mapload)
+			stack_trace("Abstract, undroppable item [name] spawned at ([loc]) at [AREACOORD(src)] in \the [get_area(src)]. \
+				Please remove it. This item should only ever be created by the anesthetic machine.")
+		return INITIALIZE_HINT_QDEL
+
 /obj/item/clothing/mask/breath/anesthetic/Destroy()
 	attached_machine = null
 	return ..()
 
 /obj/item/clothing/mask/breath/anesthetic/dropped(mob/user)
 	. = ..()
 
-	if(loc != attached_machine) //If it isn't in the machine, then it retracts when dropped
-		to_chat(user, span_notice("[src] retracts back into the [attached_machine]."))
+	if(isnull(attached_machine))
+		return
 
-		if(!istype(attached_machine, /obj/machinery/anesthetic_machine))
-			qdel(src)
-			return FALSE
+	var/obj/machinery/anesthetic_machine/our_machine = attached_machine.resolve()
+	// no machine, then delete it
+	if(!our_machine)
+		attached_machine = null
+		qdel(src)
+		return
 
-		var/obj/machinery/anesthetic_machine/source_machine = attached_machine
-		source_machine.retract_mask()
+	if(loc != our_machine) //If it isn't in the machine, then it retracts when dropped
+		to_chat(user, span_notice("[src] retracts back into the [our_machine]."))
+		our_machine.retract_mask()
 
 /obj/item/clothing/mask/breath/anesthetic/adjustmask(mob/living/carbon/user)
-	..()
+	. = ..()
 	// Air only goes through the mask, so temporarily pause airflow if mask is getting adjusted.
 	// Since the mask is NODROP, the only possible user is the wearer
 	var/mob/living/carbon/carbon_target = loc