US college loses weapons-grade plutonium
A US university faces a fine of $8,500 (£6,280) for apparently losing a small amount of weapons-grade plutonium. The US Nuclear Regulatory Commission (NRC) said Idaho State University is unable to account for 1 gram (0.03oz) of the material. The plutonium is used in reactors and to make nuclear bombs but the NRC says the amount missing is too small to make a nuclear weapon.
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