Terms that start with A

Action is the term used for the receiver of the gun which contains the firing mechanism.

An air gun, also known as an air rifle or an air pistol, is a type of gun that fires bullets and other projectiles by the use of compressed air or another gas rather than by the use of an explosive, like gun powder.

An alloy is a base metal that is mixed with other metal or non-metal components which are then melted together to create a new molecular material.