Fixes a few runtimes (#12893)

* Some runtime fixes

* fixes #12892

* Alternative fix. Better behaviour

* qdel atmos thingy when loc is null

* Eye colour init protection

* Whoops. Forgotten /

* Suggestions update

* Fixed a runtime where IPCs losing their arms would cause a runtime in the hand

* Fixes mobs being able to nuzzle a grill to dead and a runtime there

* Added extra logging to the NPCpools

code/modules/flufftext/Hallucination.dm

@@ -147,6 +147,8 @@ Gunshots/explosions/opening doors/less rare audio (done)
 	START_PROCESSING(SSobj, src)
 
 /obj/effect/hallucination/fake_flood/process()
+	if(!target)
+		qdel(src)
 	if(next_expand <= world.time)
 		radius++
 		if(radius > FAKE_FLOOD_MAX_RADIUS)