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Combination gun: A shoulder-held firearm that has two or more barrels; and at least one rifle barrel and one shotgun barrel. Most combination guns are of an over-under design (O/U), in which the two barrels are stacked vertically on top of each other, but side-by-side (SxS), in which the two barrels are parrarel to one another are also made.
A sawed-off break-action shotgun of the type commonly known as a lupara. A sawed-off shotgun (also called a scattergun, sawn-off shotgun, short-barrelled shotgun, shorty, or boom stick) is a type of shotgun with a shorter gun barrel—typically under 18 inches (46 cm)—and often a pistol grip instead of a longer shoulder stock.
Although all firearm propellants are generally called powder, [1] the term gunpowder originally described mixtures of charcoal and sulfur with potassium nitrate as an oxidizing agent. [ 2 ] : 133, 137 By the 20th century these early propellants were largely replaced by smokeless powder of nitrocellulose or similarly nitrated organic compounds .
Gunshot residue from a pistol shot. Gunshot residue (GSR), also known as cartridge discharge residue (CDR), gunfire residue (GFR), or firearm discharge residue (FDR), consists of all of the particles that are expelled from the muzzle of a gun following the discharge of a bullet.
An assortment of snap caps of varying calibers, from left: (1st row) .22 LR, 9mm (both), .45 ACP, (2nd row) 30-06 (both), (3rd row) 12 Ga. A snap cap is a firearm accessory device shaped like a standard cartridge/shotshell but contains no functional components, namely the primer, propellant and projectile (bullet or slug).
There is also a class of break-action guns called drillings, which contain three barrels, usually two smoothbore barrels of the same gauge and a rifled barrel, though the only common theme is that at least one barrel be smoothbore. The most common arrangement was essentially a side-by-side shotgun with the rifled barrel below and centered.
The Browning Auto-5 is a self-loading semi-automatic shotgun manufactured by Browning Arms / Remington Arms / Savage Arms and entered service in 1902. It uses a 12-, 16-, or 20-gauge caliber and a ...
It was immediately adopted by the French military for their Mle 1886 infantry rifle and called Poudre B (for poudre blanche, or white powder) to distinguish it from black powder (gunpowder). The rifle and the cartridge developed to use this powder were known generically as the 8mm Lebel , after the officer who developed its 8 mm full metal ...