All Humphry Davy articles

  • Packet of mercurous chloride tablets, Kassel, Germany, 1914-1917
    Podcast

    Mercuric chloride

    2017-03-29T03:03:00Z

    Michael Freemantle traces the history of a highly toxic medicine: Mercuric chloride

  • Periodic table of the elements – 11 – Sodium
    Podcast

    Sodium

    2008-08-27T00:00:00Z

    An essential element with a split personality