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pig iron
noun
- iron tapped from a blast furnace and cast into pigs in preparation for conversion into steel, cast iron, or wrought iron.
- iron in the chemical state in which it exists when tapped from the blast furnace, without alloying or refinement.
pig iron
noun
- crude iron produced in a blast furnace and poured into moulds in preparation for making wrought iron, steels, alloys, etc
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Word History and Origins
Origin of pig iron1
First recorded in 1655–65
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