Yes, as long as its output pressure is high enough to operate the gun (higher for tippmanns, spyders).
you need Co2 to fire any paintball gun, it is what physically moves the ball out of the barrel.
No, any tank will work.
Dicks, any paintball shop, and Gander Mt.
Yes, you can use any size tank
If it has threads on the top, you refill it like any other tank by taking it to a sporting goods store or paintball field. If it does not, then it is a disposable, and you cannot refill it.
Yes, any nitrogen tank is refillable.
Yes! The purpose of an Air tank is so that you can refill it. Almost any Paintball Field or store can fill your tank.
Any gun with a High Pressure System (which is basically all of them) can use this tank.
Just type in paintball to any search engine, and find a paintball field near you.
unscrew the tank, this will vent any co2 that is in the marker out the asa
At any Paintball field, and some gas stores and Pro shops.
Anyone who has the tank, gun and paint in separate containers in any vehicle.