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Rimfire ammunition. A rim-fire (or rimfire) is a type of metallic cartridge used in firearms where the primer is located within a hollow circumferential rim protruding from the base of its casing. When fired, the gun's firing pin will strike and crush the rim against the edge of the barrel breech, sparking the primer compound within the rim ...
The Rim Fire was a massive wildfire that started in a remote canyon in the Stanislaus National Forest in California's Tuolumne County.The fire ignited on August 17, 2013, amid the 2013 California wildfire season, and burned 257,314 acres (402 sq mi; 104,131 ha; 1,041 km 2) in largely remote areas of the Sierra Nevada, including a large portion of Yosemite National Park.
External floating roof tank. An external floating roof tank is a storage tank commonly used to store large quantities of petroleum products such as crude oil or condensate. It consists of an open- topped cylindrical steel shell equipped with a roof that floats on the surface of the stored liquid. The roof rises and falls with the liquid level ...
Trifluoroiodomethane, also referred to as trifluoromethyl iodide is a halomethane with the formula CF 3 I. It is an experimental alternative to Halon 1301 (CBrF 3) in unoccupied areas. [1] It would be used as a gaseous fire suppression flooding agent for in-flight aircraft and electronic equipment fires.
2. Cartridge case, which holds all parts together; 3. Propellant, for example, gunpowder or cordite; 4. Rim, which provides the extractor on the firearm a place to grip the casing to remove it from the chamber once fired; 5. Primer, which ignites the propellant. A cartridge, [1][2] also known as a round, is a type of pre-assembled firearm ...
Rim (firearms) A rim is an external flange that is machined, cast, molded, stamped, or pressed around the bottom of a firearms cartridge. Thus, rimmed cartridges are sometimes called "flanged" cartridges. Almost all cartridges feature an extractor or headspacing rim, in spite of the fact that some cartridges are known as "rimless cartridges".
Rimfire ammunition is a type of metallic cartridge whose primer is located within a hollow circumferential rim protruding from the base of its casing. The most common rimfire cartridges are chambered for .17 caliber and .22 caliber. The bullet diameter for .17 caliber firearms generally measure .172 inch (4.37 mm), while the bullet diameter for ...
The 9×19mm Parabellum (also known as 9mm Luger, 9mm NATO or simply 9mm) is a rimless, centerfire, tapered firearms cartridge. Originally designed by Austrian firearm designer Georg Luger in 1901, [6] it is widely considered the most popular handgun and submachine gun cartridge due to its low cost, adequate stopping power and extensive ...