Pulmonary deposition of plutonium for worst-case and best-case conditions on Bikini Atol]
Dust
aerosg|
Soil Pu
activity
136
15.3
3.10
0.92
1.04
21
15.3
0.83
2.64
In and around house,
light work
0.83
2]
15.3
0.83
Coconut grove,
light work |
0.83
21
8.0
At roadside,
one vehicle/hd
0.023
28
4.1
Condition
Inhalation
rate
(m3/h)
(yg/m3)
(aCi/pg)
Enhancement
factor
(EF)
Personal
enhancement
(PDE)
Fractional
pulmonary
deposition
of dust?
Pulmonary
activity
deposition
(aCi/h)
High Respiration Pate
Bare field,
during tilling
£9
Stabilized field,
heavy work
1.04
a
0.17b
1050
0.13¢
95
1.86
0.13
54
0.41
1.10
0.13
2.50
1.0
0.17
wy
Normal Respiration Rate
8.2
1.1 + BG
4d From ICRP (1979).
b Pulmonary deposition for particles of 2.0 pm AMAD.
€ Pulmonary deposition for particles of 2.5 ym AMAD.
d Pulmonary deposition resulting from exposure to one, ten-second, median, vehicular dust-pulse, not
including background (BG).