
The Goiânia accident, 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. The thieves, and then workers at the scrapyard owned by Devair Ferreira, who bought the device from the thieves, used tools to open the device and…
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