What does PU mean in Unclassified?
This page is about the meanings of the acronym/abbreviation/shorthand PU in the Miscellaneous field in general and in the Unclassified terminology in particular.
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What does PU mean?
- plutonium, Pu, atomic number 94(noun)
- 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