iring a gun with no projectile loaded is referred to as dry-firing. Some guns can be dry-fired, but some cannot. But why would somebody want to do this? Well, rifle and pistol shooters wanting to practise their trigger control is one very good reason, saving expensive ammo at the same time. And that’s fine for centrefire shooters. When the firing pin hits the primer in the base of a live round, it detonates into the main powder charge within the case. The spent case may either then
