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Benjamin Franklin: Lightning is electrical
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Priestly isolates oxygen
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Antoine Lavoisier: law of conservation of mass, basis for chemistry, and the beginning of modern chemistry
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Hanaoka Seishū: develops general anaesthesia
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Alessandro Volta discovers electrochemical series and invents the battery
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William Herschel discovers infrared radiation
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John Dalton Proposed an ‘atomic theory”
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Charles Darwin is born
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Napoleon's surgeon, Baron Larrey, develops painless amputation.
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Hans Christian Ørsted discovers that a current passed through a wire will deflect the needle of a compass, establishing a deep relationship between electricity and magnetism (electromagnetism)
