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Electrothermal-chemical ( ETC) technology is an attempt to increase accuracy and muzzle energy of future tank, artillery, and close-in weapon system [1] guns by improving the predictability and rate of expansion of propellants inside the barrel. An electrothermal-chemical gun uses a plasma cartridge to ignite and control the ammunition's ...
United States. The United States Army ( USA) is the land service branch of the United States Armed Forces. It is one of the eight U.S. uniformed services, and is designated as the Army of the United States in the U.S. Constitution. [14] The Army is the oldest branch of the U.S. military and the most senior in order of precedence. [15]
United States Army Basic Combat Training ( BCT) is the recruit training program of the United States Army, for service in the U.S. Army, U.S. Army Reserve, or the Army National Guard . Some trainees attend basic combat training along with their advanced individual training (AIT) at one place, referred to as One Station Unit Training (OSUT).
The other tube leads to an ignition chamber behind the exit of the gun assembly, where it is mixed with air and ignited through piezo ignition. This pre-ignition line is the source of the flame seen in front of the gun assembly in movies and documentaries. As the fuel passes through the flame, it is ignited and propelled towards the target.
The National Defense Service Medal (NDSM) is a service award of the United States Armed Forces established by President Dwight D. Eisenhower in 1953. It was awarded to every member of the U.S. Armed Forces who served during any one of four specified periods of armed conflict or national emergency from June 27, 1950 through December 31, 2022.
Pontoon bridge across the James River in Virginia in 1864. The Army Corps of Engineers played a significant role in the American Civil War. Many of the men who would serve in the top leadership in this organization were West Point graduates. Several rose to military fame and power during the Civil War.
e. The Battle of Fort Sumter (April 12–13, 1861) was the bombardment of Fort Sumter near Charleston, South Carolina by the South Carolina militia. It ended with its surrender by the United States Army, beginning the American Civil War . Following the declaration of secession by South Carolina on December 20, 1860, its authorities demanded ...
Pyrotechnic initiator. In pyrotechnics, a pyrotechnic initiator (also initiator or igniter) is a device containing a pyrotechnic composition used primarily to ignite other, more difficult-to-ignite materials, such as thermites, gas generators, and solid-fuel rockets. The name is often used also for the compositions themselves.