Uranium and plutonium are most likely to find their way into weapons via the enrichment and reprocessing of fuel for nuclear power plants.

铀和钚很可能通过核电厂燃料的浓缩和再加工而流向武器制造。

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But there are remaining issues from that pact, including parameters for India's reprocessing of nuclear fuel that originates in the United States.

VOA: standard.2009.06.11

Would it make sense to embrace some sort of closed-fuel cycle, with limited reprocessing of spent fuel?

WSJ: What Should the U.S. Do With Nuclear Waste?

While the report focuses more on finding long-term storage for radioactive waste, it also considered the reprocessing of such fuel.

FORBES: Nuclear Energy Radiating on Capitol Hill

The United States long opposed the reprocessing of used nuclear fuel because of terrorism and proliferation concerns, but DOE began researching new reprocessing technologies in 2005, and the Obama Administration has remained open to new technologies.

FORBES: U.S. To Bury Almost All Existing Used Nuclear Fuel; Recycling Deferred At Least 20 Years