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Everything about iron works

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During the twentieth century, the US industry successively adopted the open up hearth furnace, then The essential oxygen steelmaking process. Since the American market peaked inside the forties and 1950s, the US business has shifted to little mini-mills and specialty mills, making use of iron and steel scrap as feedstock, https://www.kooapp.com/koo/guest_DENCMG/5525e6c9-9101-4225-895b-c857532c2260

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