pellet=no bb's= 6mm plastic not copper.
First, check to see that you have a BB gun, and not a pellet gun. Both pellets and BBs are made in .177 cal. A pellet gun will not shoot BBs (in most cases) If your gun IS a BB gun, you will need a gunsmith to check it for damage, stuck items in the barrel, etc.
No recommended, Not designed for plastic BB's.
It's designed as a pellet rifle. Forcing it to fire BBs will ruin the rifling in the barrel. Rendering it much less accurate, It's a good way to ruin a pellet rifle.
no
No. A pellet gun would use compressed air.
No it's not designed to do it.
no
Use C02 to propell the pellet
No. Even if it would fit in the chamber, there is no firing pin on a pellet gun.
Nope. Pellet guns are fairly safe to use.
I think you mean pellet gun. That is a gun that fires a small lead pellet but does not use gun powder. It uses compressed air or compressed gasses to push the pellet.