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Atomic bombings of Hiroshima and Nagasaki
During the final stage of World War II, the United States detonated two nuclear weapons over the Japanese cities of Hiroshima and Nagasaki on August 6 and 9, 1945 -
Simi Valley, California,
Partial core meltdown at Santa Susana Field Laboratory’s Sodium Reactor Experiment. -
Three Mile Island
partial meltdown of reactor number 2 of Three Mile Island Nuclear Generating Station (TMI-2) in Dauphin County, Pennsylvania -
Chernobyl disaster
Nuclear power plant meltdown -
Sosnovy Bor nuclear plan
Leaked radioactive gases and iodine into the air through a ruptured fuel channel. -
Fukushima, Japan
tsunami flooded and damaged the plant's 5 active reactors, drowning two workers. Loss of backup electrical power led to overheating, meltdowns, and evacuations
