Picatinny Arsenal

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The Picatinny Arsenal ( or ) is an American military research and manufacturing facility located on 6,400 acres (2,600 ha) of land in Jefferson and Rockaway Townships in Morris County, New Jersey, United States, encompassing Picatinny Lake and Lake Denmark. The site is the headquarters of the U.S. Army Combat Capabilities Development Command Armaments Center. It is known for developing the ubiquitous Picatinny rail, as well as being the Army's center of expertise for small arms cartridge ammunition. The facility was founded in 1880 as the Picatinny Powder Depot. Soon afterward, the Navy acquired a portion of the arsenal to establish the Lake Denmark Powder Depot, later known as Lake Denmark Naval Ammunition Depot. It manufactured gunpowder until after World War I, at which time the facility also began producing heavy munitions and grew more involved in research and development activities. During World War II, Picatinny was a major large-caliber-round loading plant with 18,000 employees...

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