Plus this too because it's inconsistent

As far as I can tell this vendor is the only one which creates its contents list every time in `get_listed_products()`, rather than referencing a global list.

code/game/machinery/vending/vendor_types/crew/synthetic.dm

@@ -345,18 +345,20 @@ GLOBAL_LIST_INIT(cm_vending_clothing_synth_snowflake, list(
 	return ..()
 
 /obj/structure/machinery/cm_vending/own_points/experimental_tools/get_listed_products(mob/user)
-	return list(
-		list("Autocompressor", 15, /obj/item/clothing/suit/auto_cpr, null, VENDOR_ITEM_REGULAR),
-		list("Backpack Firefighting Watertank", 15, /obj/item/reagent_container/glass/watertank/atmos, null, VENDOR_ITEM_REGULAR),
-		list("Breaching Hammer", 15, /obj/item/weapon/twohanded/breacher/synth, null, VENDOR_ITEM_REGULAR),
-		list("Compact Defibrillator", 15, /obj/item/device/defibrillator/compact, null, VENDOR_ITEM_REGULAR),
-		list("Compact Nailgun kit", 15, /obj/effect/essentials_set/cnailgun, null, VENDOR_ITEM_REGULAR),
-		list("Crew Monitor", 15, /obj/item/tool/crew_monitor, null, VENDOR_ITEM_REGULAR),
-		list("Experimental Meson Goggles", 15, /obj/item/clothing/glasses/night/experimental_mesons, null, VENDOR_ITEM_REGULAR),
-		list("Maintenance Jack", 15, /obj/item/maintenance_jack, null, VENDOR_ITEM_REGULAR),
-		list("Portable Dialysis Machine", 15, /obj/item/tool/portadialysis, null, VENDOR_ITEM_REGULAR),
-		list("Telescopic Baton", 15, /obj/item/weapon/telebaton, null, VENDOR_ITEM_REGULAR),
-	)
+	return GLOB.cm_vending_synth_tools
+
+GLOBAL_LIST_INIT(cm_vending_synth_tools, list(
+	list("Autocompressor", 15, /obj/item/clothing/suit/auto_cpr, null, VENDOR_ITEM_REGULAR),
+	list("Backpack Firefighting Watertank", 15, /obj/item/reagent_container/glass/watertank/atmos, null, VENDOR_ITEM_REGULAR),
+	list("Breaching Hammer", 15, /obj/item/weapon/twohanded/breacher/synth, null, VENDOR_ITEM_REGULAR),
+	list("Compact Defibrillator", 15, /obj/item/device/defibrillator/compact, null, VENDOR_ITEM_REGULAR),
+	list("Compact Nailgun kit", 15, /obj/effect/essentials_set/cnailgun, null, VENDOR_ITEM_REGULAR),
+	list("Crew Monitor", 15, /obj/item/tool/crew_monitor, null, VENDOR_ITEM_REGULAR),
+	list("Experimental Meson Goggles", 15, /obj/item/clothing/glasses/night/experimental_mesons, null, VENDOR_ITEM_REGULAR),
+	list("Maintenance Jack", 15, /obj/item/maintenance_jack, null, VENDOR_ITEM_REGULAR),
+	list("Portable Dialysis Machine", 15, /obj/item/tool/portadialysis, null, VENDOR_ITEM_REGULAR),
+	list("Telescopic Baton", 15, /obj/item/weapon/telebaton, null, VENDOR_ITEM_REGULAR),
+))
 
 //------------EXPERIMENTAL TOOL KITS---------------
 /obj/effect/essentials_set/cnailgun