No. Since Paintball "markers" are designed for the sport of Paintball they are neither classified as firearms (because they run on cold expanding gasses) or guns (because they are not propelled by an...
That's a vague question, and it doesn't seem logical. If you don't have a gun, how could you be arrested for a gun violation? But also, there's no way to know how long of a sentence you might...
Guns themselves don't contain any gunpowder, although, in muzzle loading firearms, the powder is loaded into the barrel, at which point, it could be said the gun does contain gunpowder. In firearms...