-~8A.
The relative importance of internal emitters compared with
external radiation in general for the long-run fallout situation
(other than local fallout)
Factors of interest; criteria for deciding what radiation
1.
and which emitters should be worried about
Note:
B.
a.
Yield
b.
Half-life
c.
Physical distribution
d.
Physical, chemical, and radiochemical properties
e.
Uptake by plants from soil
f,
Uptake by animals and man from diet, water, and air
g.
Retention and distribution in man
This topic up to this point is primarily an orientation
for the detailed treatment to follow in the remainder of
this and the following topics
Deposition on and migration in soil and transport by surface
waters
1.
2.
Dependence on chemical properties
a.
Strontium
b.
Cesium
e.
Plutonium
d.
Rare earths
The effect of river basin and ground water flow patterns;
the effect of porous substructure such as Idaho lavas;
the effect of inland sinks such as Salton Sea
C.
3.
Effect of soil type and rock structure
4.
Mechanisms for fallout penetration into soil
5.
Decay
JCAE
.
The effect of agricultural practices on the distribution of
fallout
1.
Possibilities for modifying agricultural practices
2.
Possibilities for liming soils
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