events
Nuclear weapons testing: The Castle Bravo, a 15-megaton hydrogen bomb, is detonated on Bikini Atoll in the Pacific Ocean, resulting in the worst radioactive contamination ever caused by the United States.
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Nuclear weapons testing
Controlled detonation of nuclear weapons for scientific or political purposes
Nuclear weapons tests are experiments carried out to determine the performance of nuclear weapons and the effects of their explosion. Over 2,000 nuclear weapons tests have been carried out since 1945. Nuclear testing is a sensitive political issue. Governments have often…Source: Wikipedia (CC BY-SA)
Castle Bravo
1954 U.S. thermonuclear weapon test in the Marshall Islands
Castle Bravo was the first in a series of high-yield thermonuclear weapon design tests conducted by the United States at Bikini Atoll, Marshall Islands, as part of Operation Castle. Detonated on 1 March 1954, the device remains the most powerful nuclear device ever detonated by…Source: Wikipedia (CC BY-SA)
TNT equivalent
Class of units of measurement for explosive energy
TNT equivalent is a convention for expressing energy, typically used to describe the energy released in an explosion. A ton of TNT equivalent is a unit of energy defined by convention to be 4.184 gigajoules. It is the approximate energy released in the detonation of a metric ton…Source: Wikipedia (CC BY-SA)
Thermonuclear weapon
2-stage nuclear weapon
A thermonuclear weapon, fusion weapon or hydrogen bomb (H-bomb) is a second-generation nuclear weapon, utilizing nuclear fusion. The most destructive weapons ever created, their yields typically exceed first-generation nuclear weapons by twenty times, with far lower mass and…Source: Wikipedia (CC BY-SA)
Bikini Atoll
Coral atoll in the Marshall Islands
Bikini Atoll, known as Eschscholtz Atoll between the 19th century and 1946, is a coral reef in the Marshall Islands consisting of 23 islands surrounding a 229.4-square-mile (594.1 km2) central lagoon. The atoll is at the northern end of the Ralik Chain, approximately 530 miles…Source: Wikipedia (CC BY-SA)
Radioactive contamination
Undesirable radioactive elements on surfaces or in gases, liquids, or solids is a problem
Radioactive contamination, also called radiological pollution, is the deposition of, or presence of radioactive substances on surfaces or within solids, liquids, or gases, where their presence is unintended or undesirable.Source: Wikipedia (CC BY-SA)