ok

code/modules/atmospherics/gasmixtures/gas_mixture.dm

@@ -398,3 +398,6 @@ get_true_breath_pressure(pp) --> gas_pp = pp/breath_pp*total_moles()
 10/20*5 = 2.5
 10 = 2.5/5*20
 */
+
+/datum/gas_mixture/proc/test_garbage_collect()
+	GAS_GARBAGE_COLLECT(gases)

code/modules/lighting/lighting_object.dm

@@ -56,6 +56,7 @@
 			var/turf/oldturf = get_turf(myturf)
 			var/turf/newturf = get_turf(loc)
 			warning("A lighting object realised it's loc had changed in update() ([myturf]\[[myturf ? myturf.type : "null"]]([COORD(oldturf)]) -> [loc]\[[ loc ? loc.type : "null"]]([COORD(newturf)]))!")
+
 		qdel(src, TRUE)
 		return