Next-generation nuclear reactors are heating up a debate over whether their fuel could be used to make bombs, jeopardizing efforts to prevent the proliferation of nuclear weapons.
Uranium in the fuel could theoretically be used to develop a nuclear weapon. Older reactors use such low concentrations that they don’t really pose a weapons proliferation threat. But advanced reactors would use higher concentrations, making them a potential target of terrorist groups or other countries wanting to take the fuel to develop their own nuclear weapons, some experts warn.
They argue that the US hasn’t prepared enough to hedge against that worst-case scenario and are calling on Congress and the Department of Energy to assess potential security risks…
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