Yolc=s As compared to strontiua. WlST ORNs Yes. T LUA: The strontium is more easily taken up? <-STRYs LiIb5SYs ¥ach Hore. Strontiua is like calcium and caleiua is the major elesest in the body end strontius is like calcium except probab less soluble so if it gets into the bone chemically I suppose there's more chaice of it staying there than calciug and so like radius we expect that strontius wou stay in the bones. Now we sort of guess at this point about the distribution, We don't know anything but we' still got to get it, because othervise we don't know wha’ sasples to take. The eain interest of the GARREAL is, © course, in human lives, It is quite clear that the bio- sphere is the sost important saxple reala, that ig it is ateolutely necessary to sauple living zaterial, food stuffs for exazple for husan beinss. husan beings theaselves. First of all, of <ourse, Then there are foodstuffs and the soil which supplies the food and the ataosphere aad oceans. All thease things ara to be tested. In the presekt ignorant state however, it is very difficult to estinate how many sasples will be needed, how difficult the seas ments will be, because the difficulty, of course, will be Ca ml een ay U8 7/