! 5 they estimate that by 1980 there will be 20 x 107 gallons of wastes to deal with. These must, they say, be contained in some form or — other’: AEChas a large program to cope with this problem on two fronts --“one, to produce perhaps by sintering a non-leachable stable mass andy two, to remove by separation the worst offenders, sr90 and Cesium . ; noo They note> present practices with regard ‘to ‘t radioisotepe production, transportation and utilization are sound, but suggest review from time to time as their very rapidly expanding activity continues, f general, ah! The discussion of reactor accidents as a“hazard is quite They urge continued requirement of containment of the - reactor itself for all but small research reactors as practiced today in this country, They urge constant vigilance and conalude that the extreme hazard ~~ total vaporization of a reactor -- ie unlikely. . , In other words, this entire study adds up to reassurance for the present, and repeated urgings to keep vigilant lest thia new technology needlessly get out of hand, NAS - 10 - 5 couLEC RoE c ae , 3 Soak “ai yES of ae up ire Eg OF SCIEN? ARAL eg