Green gas is propane (essentially) but with silicone oil impregnated in the mixture, so the seals stay lubed.
Go look through the threads from MadMax and his discovery of this, that led to him creating the Airsoft Innovations adaptor.
My trust is in whiskey, in weed and in Slayer, its GODDAMN ELECTRIC
Originally Posted by Pliskin
This is the equivalent to knocking on deaths door and blowing his head off with a shotgun.