But mostly used weapons grade solutions to deal with extreme symptoms (some of which I don't have). (parsleyhealth.com)
In this agreement, both states committed to dispose of at least 34 metric tons of excess weapons grade plutonium, primarily as MOX fuel for light water reactors (LWR). (aaas.org)
Also, the waste from a power plant can be reprocessed into weapons grade material. (businessinsider.com)