nuclear fuel

plural nuclear fuels

1. A radioactive material, such as uranium, used to power a nuclear reactor.

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   For 75 years, it has fulfilled a wide range of roles: producing weapons-grade plutonium for early atomic weapons in the aftermath of the Second World War; the world's first commercial nuclear power station supplying electricity to the National Grid; reprocessing and storage of nuclear fuel; and the processing of lower grades of radioactive waste for off-site storage.

   2023 December 27, Ben Jones, “Inside Sellafield... by rail”, in RAIL, number 999, page 20