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" Distribution in the'physical environment |)”
1.
Half-life; stratospheric storage, chemical properties,
similarities to potassium
Osourrence in food. supplies; probable sources
1.
Application of similarity to potassium in dinoussion of
behavior in biosphore
C.
Observed cocurrence in humans ~ relationship to acceptable
concentrations, on basis to be discussed later
D.
Predicted occurrence in humans as a result of weppons teste
prior to 1957
JCAE