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Kerosene was first used in light lamps during the 1840s.
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The bessemer process was a cheap and efficient process for making steel.
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Edwin L. Drake drilled the ground for oil for the the first time.
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Christoper Sholes invents the typewriter.
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The Central Pacific and Union Pacific compltete the transcontinental railroad.
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Alexander Graham Bell invents the telephone.
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Thomas A. Edison established the world's first research center.
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Munn v. Illinois establishes government regulation of railroads.
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Thomas A. Edison invents the first workable light bulb.
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By the 1890s, electricity is used throughout most of the Nation.