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Stephen invents the steam locomotive
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the first railway line is inaugurated
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Morse invents the telegraph
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Morton rehearses an ester anesthesia
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Bessemer converter makes steel production cheaper
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Mendel announces the laws of inheritance
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Siemens invents the dynamo
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Nobel experiments with dynamite
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Suez canal opens thanks to explosives
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Beil invents the telephone
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Siemens invents the electric locomotive
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Daimier invents the gasoline engine