Merge pull request #9240 from Techhead0/internalsBox

Moves survival boxes to species datums.

code/game/objects/items/weapons/storage/boxes.dm

@@ -53,21 +53,20 @@
 /obj/item/weapon/storage/box/survival/
 	New()
 		..()
-		contents = list()
-		sleep(1)
 		new /obj/item/clothing/mask/breath( src )
 		new /obj/item/weapon/tank/emergency_oxygen( src )
-		return
+
+/obj/item/weapon/storage/box/survival/vox/
+	New()
+		..()
+		new /obj/item/clothing/mask/breath( src )
+		new /obj/item/weapon/tank/emergency_nitrogen( src )
 
 /obj/item/weapon/storage/box/engineer/
 	New()
 		..()
-		contents = list()
-		sleep(1)
 		new /obj/item/clothing/mask/breath( src )
 		new /obj/item/weapon/tank/emergency_oxygen/engi( src )
-		return
-
 
 /obj/item/weapon/storage/box/gloves
 	name = "box of latex gloves"

code/game/objects/items/weapons/tanks/tank_types.dm

@@ -144,6 +144,29 @@
 	icon_state = "emergency_double"
 	volume = 10
 
+/obj/item/weapon/tank/emergency_nitrogen
+	name = "emergency nitrogen tank"
+	desc = "An emergency air tank hastily painted red and issued to Vox crewmembers."
+	icon_state = "emergency_nitro"
+	flags = CONDUCT
+	slot_flags = SLOT_BELT
+	w_class = 2.0
+	force = 4.0
+	distribute_pressure = ONE_ATMOSPHERE*O2STANDARD
+	volume = 2
+	
+	New()
+		..()
+		src.air_contents.adjust_gas("nitrogen", (3*ONE_ATMOSPHERE)*volume/(R_IDEAL_GAS_EQUATION*T20C))
+
+		return
+
+
+	examine(mob/user)
+		if(..(user, 0) && air_contents.gas["nitrogen"] < 0.2 && loc==user)
+			user << text("\red <B>The meter on the [src.name] indicates you are almost out of air!</B>")
+			user << sound('sound/effects/alert.ogg')
+
 /*
  * Nitrogen
  */