4 | 8 I2 Al I6 20 24 28 32 36 40 44 48 52 56 HOURS POST DETONATION, hours { L | j | jd Oey L. | Laittiittl O$ ATOM CONCENTRATION IN AIR, atoms cm-> po bettittir | 60 i ! 1 fod fod be. TOPr itil
4 | 8 I2 Al I6 20 24 28 32 36 40 44 48 52 56 HOURS POST DETONATION, hours { L | j | jd Oey L. | Laittiittl O$ ATOM CONCENTRATION IN AIR, atoms cm-> po bettittir | 60 i ! 1 fod fod be. TOPr itil