Bore {Ans: Inside of the firearm barrel through which the projectile travels when fired}Projectile {Ans: The object(s) expelled from the barrel. A bullet is a projectile, usually containing lead, fired through a rifle or handgun barrel. A slug is a solid projectile, usually of lead, fired through a shotgun barrel. Shot is a group of lead, steel, tungsten alloy, or bismuth pellets fired through a shotgun barrel.}Cylinder choke {Ans: Cylinder choke is an unconstricted barrel. The shot string spreads quickly.}Action {Ans: Action: The action is the heart of the firearm—the moving parts that LOAD, FIRE, and EJECT the shells or cartridges. Several types of actions are used in modern firearms. Muzzleloaders have LOCKS instead of actions.}Wad cutter {Ans: Flat-ended, used for target shooting; creates clean hole in paper}Steps for Cleaning a Firearm {Ans: -Clean barrel and metal parts with good commercial solvent -Bore should be cleaned through breech end where possible -Clean bore until dry path comes through as clean as possible -Run oily patch through barrel -All metal parts should get light coat of oil -Store in horizontal position, or with muzzle pointing down -After storage, run a clean patch through bore before