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Ben Franklin shows that lighning is electrical in nature.
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Horace Saussure built the first solar collecter
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Luigi Galvani discovers bioelectricity
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Alessandro Volta creates a battery.
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Michael Faraday invents the electric motor.
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Samuel Morey invents an engine that uses ethanol
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George Ohm analyzes the electric circuit.
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Rockefeller builds an oil empire
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Piero Conti builds first geothermal powerplant
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George Darrius invents the wind turbine.
