It is internationally recognized, e. g., in paragraph 36 of IAEA document INFCIRC 153, that plutonium with an isotopic composition of Pu238 exceeding 80 % is of no relevance for safeguards purposes and may be exempt from the usual controls applied to special fissionable material.
Online Language Learning Tool SkELL allows users to search for phrases in sentences, collocates and similar words. These examples have been automatically selected and may contain errors.