REDUCTION OF RADIOISOTOPES BY REMOVAL
OF SURFACE* SOIL
CS—137
|
]
ISLAND
% CLEANED
OF ISLAND
PRE-
POST
IRENE
JANET
PEARL
IN CONC.
3
13
a4
10
31
15
6
16
7
“40
-48
“53
‘SALLY
*TOP 15 cm.
4.5
CS-137 pCi/g_
PERCENTAGE
7
3.5
CHANGE |
-50 ‘|