Word: ores
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Dates: during 1950-1959
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Timberline, Ore...
Portland, Ore...
FRANK HOOVER Rogue River, Ore...
Roman know-how, spreading to Cyprus in 58 B.C., managed to squeeze a rich payload out of Cyprian ore bodies for at least four centuries more, leaving behind slag heaps of exhausted ore that are still standing today. Then, for close to 1,500 years, the world forgot the copper that made Cyprus famous...
Though processing low-grade ore costs up to $30 per ton, the even quality of the pellets hikes blast-furnace output as much as 20%, and produces better pig iron. An even bigger advantage of low-grade iron ore is its large supply. Only five years ago steelmen were predicting that some of the nation's high-grade ore deposits would be mined out by 1970. By using its low-grade ore, the U.S. should have plenty of ore for another several hundred years...