Joseph Priestley (March 13rd 1733 - February 6th 1804) is a chemist, Physicien and British theologist .

In 1774, it discovers the Dioxygène. It is about a discovery independently made by Carl Wilhelm Scheele.

Its work on the air is worth to him the Médaille Copley in 1772.

Its three sons emigrate with the the United States in 1793. Priestley a little later makes in the same way with research political and religious freedom. It lives there with Northumberland in Pennsylvania the ten last years of its life, until its death at 70 years, without being naturalized.

The highest distinction of the American Chemical Society is the Médaille Priestley, named thus in its honor.

The writer Hilaire Belloc (1870-1953) is his back grandson.

External bond

• Works of Priestley digitized by the SCD of [[University Louis Pasteur] of Strasbourg] the

Simple: Joseph Priestley