to * TIME OF ARRIVAL OF FALL OUT (ASSUMED INSTANTANEOUS) LDsg + = wT [| 3 z = ore / er — aan ian eee err TTT Reff = 400 LDg for Rbsidual Damage Féctor —]LDo Rett = 200 4 | | ae 100 O [ 4 8 2 16 20 24 to (in hours) wwe Fig. 16. Lethal Criteria Expressed in Terms of H+l Hour Dose Rate for Various Times of Arrival of Fall-out or Entry into Contaminated Area Assuming Infinite Stay in Area 7h