Main Page | See live article | Alphabetical index See also: 1806 in science, other events of 1807, 1808 in science and the list of 'years in science'. Table of contents 1 Chemistry 2 Births 3 Deaths Chemistry Potassium and sodium isolated by Sir Humphry Davy. Births Deaths This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.