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One-half of the
ct
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=
Qo.
my
ao)
Qa
nn
oO
—
mw
ct
4.
oOo
S
mw
The amount of radio- 4.
active atoms of cesium
that will produce
radiation equal to the
radiation standard
‘1974
YERR
Time when people left Bikini Atoll
Time when people were measured for
cesium
°
ces ium
Time when people were measured for
—— |. |__|
cesium
Time when people were measured for
cesium
Time when people were measured for
cesium
Time when people were measured for