RELATION BETWEEN INFINITE “DOSE” EXPOSURE
AND ESTIMATED “DOSE” (EXPOSURE)_
a
© Depends upon time ofarrival, a
@ Factors that lowerinfinite ‘‘dose”’:
Fora=1hr:
Shielding
Weathering
Time
Product
0.75
0.84
0.95
0.60
0.79
0.93
0.55.
0.76
0.92
}®#&«0.52
a=4hr:
0.75.
a=8hr:
0.75
*
LRA-&
as