~ 44 =
Z
emitting radionuclides in the deep respiratory zone is 2
particles.
This corresponds to a MPLB of 0.14 pCi and repre-
sents a reduction of 115,000 in the existing MPLB.
implies that the DF for hot particles is 115,000.
it requires
a
reduction of the MPCa
for
Pu-239
by
This
Moreover,
115,000
to
a value of 3.5x1l0716 uci/ml unless it is determined that
the plutonium is not in hot particles.
B.
Exvosure of the Ganeral Public
As indicated in Table II, the MPL3 for non-occupetional
exposure
(members of the oublic)
for occucational :imesure.
particle
is tenfold less than that
Such an excosure limit for a hot
would be 9.2 voariicles.
Exoosure at this level
In fact, since an
ommendations
Q
Is
(D
Fr
i
@
wo
(v
ct
+
§
wu
te
ib
oO
er
Y
Oo
3
fh
wi
a
Q
0
disorosertionate fraction of the risk.
and
admcnitions