Which one is remelted and poured into moulds to get cast iron ?
Correct answer: B. Pig iron
- A. Wrought iron
- B. Pig iron
- C. Low carbon steel
- D. Mild steel
Explanation
Pig iron is the blast-furnace product containing high carbon and impurities; it is remelted and cast into useful cast-iron shapes. Wrought iron and steels have already undergone further refining or processing.
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