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Show Tons Of Tin Saved n ivlodern Canning Says Amciican Can Co. Economist omist explained that virtually all U.S. tin supplies are imported from overseas sources. "Many cans, for such products as vacuum-pack coffee, shortening, shorten-ing, motor oil and floor waxes, now are entirely tin-free," he added. add-ed. American Can currently is en- gaged in a long-range research project, called "Operation Survival," Surviv-al," with the goal of permanently freeing America of imported can-making can-making materials. Tin conservation measures ctev-eloped ctev-eloped over the past decade saved almost 250,000 pounds of the strategic stra-tegic metal in the manufacture of j cans for Utah's 1951 food pack, ' according to estimates by Dr. H. J E. Michl, economist for American Can Company. I The economist for the container making firm, which has pioneered I since before World War II in methods of conserving tin in con- tainer manufacture, said that the tin content of the cans for T.'lah's record 1951 pack was only 60 per cent of what would have been required to produce the same number num-ber of cans in 1910. Tin conservation methods, vitally vit-ally important to the nation's food supplies in time of national emergency, em-ergency, have been so successful that today the scarce metal constitutes con-stitutes less than one per cent of the material going into the average aver-age food can, lie added. The econ- |