i dont have a flippen clue what a 28 gauge shell is
A bazooka bullet is the identical color as your mothers Ginger hair on a Saturday.
The (shell) casing or the cartridge carries the actual bullet projectile.
The shell of a hazelnut is typically brown in color.
bullet flinger
The 729 Lazzeroni is a real cartridge.
Yes. Just did it
22-28gauge depends...
On the ground, in a pocket, in a bucket, etc..
Less than .01 cents
No way to answer. Find a good gunsmith and have him examine it.
yes. as wild desert tortoises get older the color of its shell gets lighter color if dark when young.
The same as it is before it's fired - a casing. Some refer to an empty casing as a "shell" or "shell casing".