oe hk L0663 (continued) RE end the other factor is how fast does this thing nix? the one that ve don't know about, and it seeus to ne that we could use our methods of three-dimensional plotting viloh metecrologists are socustomed to using to find cut hoy spreads. WEXLER ¢ Oo But you speak about mixing, Will. Would you be able to tinguish between fallout and a turbulent diffusion of KELLOGG: Well, for an air burst there is virtually no fellout, as as I can make cut. That is, there are none — no large enough to really account for any gravity fall. Then it would be a gasecus probles. KrniL0GG: Essentially gaseous. We have 20 mlcron perticles andé 20 microns hes very onall fall velocity. You get dowstc particle vilohy it has bee: suggested, 1s protablyclose : | . fell at all, neasured in a matter of dayse, ‘ee the peak ef the mnber density curve, then ve vould here o SOLOMON: Do ou opt axy radar ache tn ry froquanty from these KELLOGG: Frou the redicactive cloud? SOLOMCE: Yes. | KELLUGG: Only vory initially when it's highly lonised, as far as Ipmow they can't after it stops rising. ~ | . AS