A strange wartime substitute was in the making last week—a substitute for scrap iron & steel. It is called sponge iron, and the U.S. Bureau of Mines has decided to risk $500,000 in hurry-up ...
NEW DELHI, March 20 (Reuters) - Indian sponge iron producers have urged the government to impose duties on exports of low-grade iron ore to stave off shortages of the main raw material in the world's ...
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