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Safety of Plants

Safety of Nuclear Power Reactors

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From the outset, there has been a strong awareness of the potential hazard of both nuclear criticality and release of radioactive materials. Both engineering and operation are designed accordingly.&nb...

Chernobyl Accident

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The Chernobyl accident in 1986 was the result of a flawed reactor design that was operated with inadequately trained personnel. Two Chernobyl plant workers died on the night of the accident, and a fur...

Fukushima Daiichi Accident

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This information paper describes in detail the causes of the nuclear accident at Fukushima Daiichi in March 2011 and the actions taken since.

Liability for Nuclear Damage

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Operators of nuclear power plants are liable for any damage caused by them, regardless of fault. They therefore normally take out insurance for third party liability, and in most countries they are re...

Nuclear Power Plants and Earthquakes

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Nuclear power plants are designed to withstand earthquakes, and in the event of major earth movement, to shut down safely.

Three Mile Island Accident

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In 1979 a cooling malfunction caused part of the core to melt at Three Mile Island 2. The reactor was destroyed. Some radioactive gas was released a couple of days after the accident, but not enough t...

Tokaimura Criticality Accident

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On 30 September 1999 three workers received high doses of radiation in a Japanese plant preparing fuel for an experimental reactor. Two of the doses proved fatal. The accident was caused by bringing t...