anchor.diff:  
   /obj/item/weapon/storage/box/survival/New()
   	..()
  -	contents = list()
   	new /obj/item/clothing/mask/breath(src)
   	new /obj/item/weapon/tank/internals/emergency_oxygen(src)
   	new /obj/item/weapon/reagent_containers/hypospray/medipen(src)
  
positive.code: 
  /obj/item/weapon/storage/box/engineer/New()
  	..()
  	contents = list()
  	new /obj/item/clothing/mask/breath(src)
  	new /obj/item/weapon/tank/internals/emergency_oxygen/engi(src)
  	new /obj/item/weapon/reagent_containers/hypospray/medipen(src)
  
negative.code: 
  /obj/item/weapon/storage/box/syndie/New()
  	..()
  	new /obj/item/clothing/mask/gas/syndicate(src)
  	new /obj/item/weapon/tank/internals/emergency_oxygen/engi(src)
  
  