Critical Mass
Dr Helen Caldicott addresses an audience on what she believes is the greatest threat to life on this planet, the nuclear threat.
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Windscale: Britain’s Biggest Nuclear Disaster
The Windscale fire of 10 October 1957 was the worst nuclear accident in the United Kingdom's history, and one of the worst in the world, ranked in severity at level 5 out of 7 on the International Nuclear Event Scale.
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