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“curies”
The basic unit of radioactivity named after Marie Curie: A curie is equal to the radioactivity emitted by a gram of radium, or 37 billion disintegrations per second.
The Three Mile Island nuclear accident released about 50 curies.
Currie was a former unit of radioactivity, equal to 3.7 x 1010 becquerels (radioactive disintegrations).
One gram of radium has a radioactivity of about one curie.
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