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Disasters discovery

Goiania accident

An abandoned radiotherapy source spread radioactive contamination through a Brazilian city in 1987.

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Goiânia accidentThe Goiânia accident (Brazilian Portuguese: )), also known locally as the caesium-137 accident/caesium-137 Goiânia, was a radioactive contamination accident that occurred on September 13, 1987, in Goiânia, Goiás, Brazil, after an unsecured radiotherapy source, inside a lead-and-steel medical device, was found by scavenger thieves at an abandoned hospital site in the city. Kyshtym disasterThe Kyshtym disaster (Russian: Кыштымская авария), sometimes referred to as the Mayak disaster or Ozyorsk disaster in newer sources, was a radioactive contamination accident that occurred on 29 September 1957 at Mayak, a plutonium reprocessing production plant for nuclear weapons located in the closed city of Chelyabinsk-40 (now Ozyorsk) in Chelyabinsk Oblast, Russia in the Soviet Union. 1906 San Francisco earthquakeA magnitude 7.9 earthquake struck the coast of Northern California at 05:12 am Pacific Standard Time on Wednesday, April 18, 1906.
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