The finish is the metal and/or coating of the metal. Stailess steel or polished stainless steel. Bare metal or blued (looks black), colored case hardened.... etc...
No
Cartridge
What does J1727 on the barrel of my 270 mean?
Cerakote seems to be a durable finish when properly applied.
abbreviation for cartridge
noun, a muzzle loading firearm
Never, unless their conviction gets overturned - not expunged, not pardoned, but actually overturned.
WD-40 is not exactly a lubricant, it displaces water (Water Displacement = WD). There are much better options. Plus, WD-40 could harm the bluing/finish on a firearm.
It depends on what you mean. There is no specific name for a defective firearm other than to say it's defective.
Not used in describing a firearm, but a term used in hunting, to denote the game being hunted.
MIght mean confederat states of america, might not.
Low muzzle velocity