eer Te ETOEWis SR Dal BM iret CaeUk rh. Or Tos ecuation above is not strictly cerrest bscausa it assunes that the thermal radiation rate is proporticnal to 2/t2. This is reasonable approximation afver 2 seconds but prier to this tim, the radiation rate varies in such 4 way that the surface temparatures may momentarily go to a value perhaps 3 times those estimated from the above equaticr. wood. Table 1 shows that the most critical mtsriais are rubber and For 5 MT yield. however, the temperature risa will be negiible for suth materials on Parry ard Eniwetex. a a een Sa