A cannon is just a steel tube which has a shut conclude and an open up finish. The shut close has a small fuse hole. To load the cannon, you pour in gunpowder — a mix of charcoal, sulfur and potassium nitrate — and then drop within a cannonball. https://shootingrangephoenix75961.bloggerbags.com/41103799/getting-my-machine-gun-shooting-to-work