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At about 3:45 pm local time, an explosion occurred in the basement of a parking garage adjacent to the main office building. [1] The blast caused the first two stories of the fourteen-floor Building B-2 to partially collapse. [1] The cause of the blast was a gas leak that was ignited by an electrical fault. [5]
This article contains a list of nuclear weapon explosion sites used across the world. It includes nuclear test sites, nuclear combat sites, launch sites for rockets forming part of a nuclear test, and peaceful nuclear test (PNE) sites.
The original Little Boy and Fat Man weapons, developed by the United States during the Manhattan Project, were relatively large (Fat Man had a diameter of 5 feet (1.5 m)) and heavy (around 5 tons each) and required specially modified bomber planes [44] to be adapted for their bombing missions against Japan. Each modified bomber could only carry ...
A B83 casing. The B83 is a variable-yield thermonuclear gravity bomb developed by the United States in the late 1970s that entered service in 1983. With a maximum yield of 1.2 megatonnes of TNT (5.0 PJ), it has been the most powerful nuclear weapon in the United States nuclear arsenal since October 25, 2011 after retirement of the B53. [1]
Liquefied gas Horton tanks similar to the six spherical tanks involved in the San Juanico disaster LPG bullet tanks. There were 48 tanks of this type in the Pemex plant. Note how this modern installation incorporates some of the lessons learned from San Juanico: an uncongested, well ventilated area, with the horizontal tanks in a parallel cluster configuration, which minimizes the effects of ...
Mark 82 Mod 7 – Near-term solution for cluster bomb replacement that replaces the forged steel casing with a unitary "cast ductile iron" warhead and reconfigured burst height and fuze locations, dispersing iron fragmentation over a large area to fulfill area-attack requirements with less chance of unexploded ordnance. To enter service by 2018.
The United States is known to have possessed three types of weapons of mass destruction: nuclear, chemical, and biological weapons.As the country that invented nuclear weapons, the U.S. is the only country to have used nuclear weapons on another country, when it detonated two atomic bombs over two Japanese cities of Hiroshima and Nagasaki during World War II.
The Mark 77 bomb (MK-77) is a United States 750-pound (340 kg) air-dropped incendiary bomb carrying 110 U.S. gallons (416 L; 92 imp gal) of a fuel gel mix which is the direct successor to napalm. The MK-77 is the primary incendiary weapon currently in use by the United States military.