IV Drip Wheel Sound

code/game/machinery/iv_drip.dm

@@ -55,7 +55,14 @@
 
 /obj/machinery/iv_drip/examine(mob/user)
 	..(user)
-	bag.examine(user)
+	if(bag)
+		bag.examine(user)
+
+/obj/machinery/iv_drip/Move(NewLoc, direct)
+	. = ..()
+	if(!.) // ..() will return 0 if we didn't actually move anywhere.
+		return .
+	playsound(loc, pick('sound/items/cartwheel1.ogg', 'sound/items/cartwheel2.ogg'), 100, 1, ignore_walls = FALSE)
 
 #undef IV_TAKING
 #undef IV_INJECTING