"Shell casing" cents were struck in 1944 and 1945 using copper recovered from spent ammunition. Huge numbers were churned out so they're very common among collectors. In average condition they're worth about 5 or 6 cents. Uncirculated ones might go for a half-dollar or so.
how much is 1942 shell casing mm.m18
Unfortunately, a penny or two. They are fairly common.
The same as it is before it's fired - a casing. Some refer to an empty casing as a "shell" or "shell casing".
The extractor, which is part of the bolt. It clamps around the shell casing and has a ridge which locks into the cannelure of the shell casing (small indentation near the base of the cartridge which goes completely around the casing).
Value ranges from less than $1 to $24,000 depending upon the condition of the coin and which mint mark or mint mark error is on the coin.
The length of the shell casing.
Maybe 5 cents per coin.
Sometimes yes, but not always.
Duty, honour, and country.
casing, framework, structure, shell, construction, skeleton, chassis
shell casing primer charge projectile
Primer, casing, gunpowder, wadding, shot