| we ob ghee. 7 a degdba Se ath : Integrating equation (7), (6.0.) CS Say (tg™r4 ~ee. and (6.b.) © Sgt (bode,9042 where: .B ® total number of disintegrations from time *a® te ">" 3 t, ® tice efte: detonation \%, @ later tine after detonation. eg : khen t, ic infinite, (7) Ce SSA By the use of ecustion ectirrte dole st the 9. om i.h, ap 6b. one may compute an ccrface of => funet ary -chere. Cf eource, the crotia: ¢- tre determination of ae and *t.*. 1.®., how long after cetonatior will a radioactive ;article appear in the lungs anc how long will the particle rerair i- lace. The firct time (t) is much @esier to estirate t-er the later /t, (See text page fo LeGaho NY Pe oe. aan dL ithe . see Em