4003 1S
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CRITERIA F@R ESTABLISHING SHORT TERM
PERMISSIBLE XNGESTION @F FALLOUT MATERIAL
Gordon M. Dunning
Division of Biology and Medicine
Atomic Erergy Commission
Washington, D. C.
The criteria for establishing permissible ingestion of radioactive
fallout material under emergency conditions for several weeks following a
nuclear detonation are dependent primarily on exposures to the,
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gastrointestinal tract from the gross fission product activity,
thyroid from the isotopes of iodine and,
bone, principally fram gr??? sr®9 paleUe ee
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2 gr ENN
The following principal assumptions are used in calculating the doses
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Doses to the Gaatrointestinal Tract
:
- 8 N) \ to the gastrointestinal tract of acclts:
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&. The calculatiozs are based on the methods contained in
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reference one.
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b.
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The fallout material is $0 perce=xt insoluble. (See IV. Discussion
below).
c.
The activity decays acc&rding to the principle of (time)
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