Question

The puddling process used a puddling furnace and X. The puddling furnace removed impurities from molten iron and X pressed iron into bars. What is X?

  • Rolling mill

  • Steam engine

  • Brick kiln

  • Iron block

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Answer

The correct option is A Rolling mill

The puddling process employed both a puddling furnace and a rolling mill. The puddling furnace was responsible for removing impurities from the molten iron, while the rolling mill, powered by steam, pressed the purified iron into bars. Thus, X is a rolling mill.


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