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Humphry Davy

British chemist

12 dated entries naming Humphry Davy, drawn from 8 separate years between 1778 CE and 1829 CE. Nothing here is written by us: each line is the sentence a Wikipedia year article used, and the link beside it opens the exact revision.

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18th century

  • 1778December 17 – Humphry Davy, English physicist, chemist (died 1829)source

19th century

  • 1802June – The first account of Thomas Wedgwood's experiments in photography is published by Humphry Davy in the Journal of the Royal Institution in London. Since a fixative for the image has not yet been developed, the early photographs quickly fade.source
  • 1807Undated – Potassium and sodium isolated by Sir Humphry Davy.source
  • 1807October 6 – English chemist Humphry Davy electrochemically isolates potassium from potash.source
  • 1808June 30 – English chemist Humphry Davy informs the Royal Society of London of his isolation and discovery of two elements by electrolysis. From lime, he has produced calcium and established that lime is calcium oxide; by heating boric acid and potassium in a copper tube, he creates a substance he calls boracium, which is eventually called boron. This year he also isolates magnesium and strontium.source
  • 180830 June – Chemist Humphry Davy informs the Royal Society of London of his isolation and discovery of two elements by electrolysis. From lime, he has produced calcium and established that lime is calcium oxide; by heating boric acid and potassium in a copper tube, he creates a substance he calls boracium, and which is eventually called boron. This year he also isolates magnesium and strontium.source
  • 1810Chlorine named by Humphry Davy.source
  • 18153 November – Sir Humphry Davy announces his invention of the Davy lamp as a coal mining safety lamp.source
  • 1815November 3 – Sir Humphry Davy announces his invention, the Davy lamp (a coal mining safety lamp),source
  • 1816January 9 – Sir Humphry Davy's Davy lamp is first tested underground as a coal mining safety lamp, at Hebburn Colliery in northeast England;source
  • 18169 January – Sir Humphry Davy's Davy lamp is first tested underground as a coal mining safety lamp at Hebburn Colliery in the Durham Coalfield.source
  • 1829May 29 – Humphry Davy, British chemist (born 1778)source

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