The Bessemer process was the first inexpensive industrial process for the mass production of steel from molten pig iron before the development of the open hearth furnace. The key principle is removal of impurities from the iron by oxidation with air being blown through the molten iron.
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<span>Falling prices for crops and livestock, large debts, decrease in need of food. </span>
John Smith became the leader of the Jamestown Colony because he wants to help the colony survive and grow.