_
ACTIVITY (C/M)
Funnel Sample
Funnel Sample
CloudSampie
Oceon Water
Funnel Sample
Funnel Sample
Crater Sample
3
5
6
I
I
7
8
19
100
TIME
AFTER
SHOT
(HR)
Figure 3.223 Decay of funnel, cloud, ocean-water,
and crater samples determined by End-Window
Gamma Counter 2, Shot Umbrella.
329
600