It was this terminology that inspired Sir Humphrey Davy to call the element sodium when he first isolated it by passing an electric current through caustic soda, or sodium hydroxide, in 1807. This ...
PENLEE HOUSE GALLERY AND MUSEUM. It is strange that Humphry Davy of Penzance is best known today for an invention made to help coal miners in the Midlands. Davy was a chemist and became president ...
To Davy's audience this was captivating. Here, in front of their eyes, he was demonstrating one of the latest scientific theories, that everything is made up of a limited number of elements.