plutonium
plooh toh nee uhm
- n a solid silvery grey radioactive transuranic element whose atoms can be split when bombarded with neutrons; found in minute quantities in uranium ores but is usually synthesized in nuclear reactors; 13 isotopes are known with the most important being plutonium 239
- Russia, facing a mounting outcry to keep its weapons-grade plutonium under tighter control, said it had arrested smugglers on its own soil.
- German authorities disclosed the weekend arrest of a 34-year-old man for smuggling weapons-grade plutonium into Bremen, the fourth seizure in a widening scandal traced to ex .
- However, plutonium bombs have more potential to be miniaturized to fit on top of a missile, according to one expert, Ivan Oelrich of the Federation of American Scientists.