DAtard
The main neturally-occurring
ms
wb Ck
.
potassiun-40 with a half 1if &
Rx]
renain constant throughout the ccean.
One liter of sen water
enits gh. KO gamma rays per minute.
any atditional geuma
raGiation shown in Table 1 is dee to contauinetion.
Throughout the PPG area the predLosctivity of the seca
water is fairly constant with tue excaption cf ong layer of
water botyvoen &00 and 1290 withers found ror
Atoll et steticas 6, 7, 8, and
29.
This exen is om
the cdee cf
ea large eddy current found erovad Enicet, horcireficr reTerved
to 9s the "Bilint eddy” syste (Firives &3-Ch),
°
oN
7
* ‘.
*,
°
:
4
a
in
.
‘S
Sey,
%.
_
ae
ty,
by Sele
ae
yp
we
°
a
ed
-
on