WESTWARD EXPANSION INDUSTRIALIZATION URBANIZATION 1870 1900
SECOND INDUSTRIAL REVOLUTION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Who discovered how to refine crude oil into kerosene?
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Benjamin Silliman, Jr.
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Edwin Drake
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George Westinghouse
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George Pullman
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Explanation:
Detailed explanation-1: -Though originally skeptical, Silliman used fractional distillation (a technique developed by his father Benjamin Silliman Sr.) to create refined oil from Pennsylvania rock oil and showed that the refined oil was a powerful illuminator.
Detailed explanation-2: -Benjamin Silliman, (born Aug. 8, 1779, North Stratford, Conn., U.S.-died Nov. 24, 1864, New Haven, Conn.), geologist and chemist who founded the American Journal of Science and wielded a powerful influence in the development of science in the United States.
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