Add fake ambient occlusion

code/modules/events/anomaly_bluespace.dm

@@ -58,7 +58,8 @@
 								blueeffect.screen_loc = "WEST,SOUTH to EAST,NORTH"
 								blueeffect.icon = 'icons/effects/effects.dmi'
 								blueeffect.icon_state = "shieldsparkles"
-								blueeffect.layer = 17
+								blueeffect.layer = FLASH_LAYER
+								blueeffect.plane = FULLSCREEN_PLANE
 								blueeffect.mouse_opacity = MOUSE_OPACITY_TRANSPARENT
 								M.client.screen += blueeffect
 								sleep(20)

code/modules/events/vent_clog.dm

@@ -23,7 +23,7 @@
 							"atrazine","banana","charcoal","space_drugs","methamphetamine","holywater","ethanol","hot_coco","facid",
 							"blood","morphine","ether","fluorine","mutadone","mutagen","hydrocodone","fuel",
 							"haloperidol","lsd","syndicate_nanites","lipolicide","frostoil","salglu_solution","beepskysmash",
-							"omnizine", "amanitin", "neurotoxin", "synaptizine")
+							"omnizine", "amanitin", "neurotoxin", "synaptizine","rotatium")
 		var/datum/reagents/R = new/datum/reagents(50)
 		R.my_atom = vent
 		R.add_reagent(pick(gunk), 50)