special nuclear material

(redirected from Category three special nuclear material)

special nuclear material

[′spesh·əl ′nü·klē·ər mə′tir·ē·əl]
(nucleonics)
Fissionable and related material controlled directly by the Atomic Energy Commission, such as uranium enriched in the isotopes 235U and 233U, and plutonium.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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