American History II - Murphy 2020-2021 - IB HISTORY OF THE ...

7. Iron is soft and tends to break easily. To fix this issue, this was introduced to remove the carbon and other impurities that weakened the natural resource. Effects: (1) Dangerous (2) Created a lighter, more flexible an efficient metal called “steel” Product: 90% of American manufactures used this method to produce steel. ................
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