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DANIELL, JOHN FREDERIC (1790-1845)

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Originally appearing in Volume V07, Page 809 of the 1911 Encyclopedia Britannica.
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DANIELL, See also:JOHN See also:FREDERIC (1790-1845) , See also:English chemist and physicist, was See also:born in See also:London on the 12th of See also:March 1790, and in 1831 became the first See also:professor of See also:chemistry at the newly founded See also:King's See also:College, London. His name is best known for his invention of the Daniell See also:cell (Phil. Trans., 1836), still extensively used for telegraphic and other purposes. He also invented the See also:dew-point See also:hygrometer known by his name (Quar. Journ. Sci., 1820), and a See also:register See also:pyrometer (Phil. Trans., 1830); and in 183o he erected in the See also:hall of the Royal Society a See also:water-See also:barometer, with which he carried out a large number of observations (Phil. Trans., 1832). A See also:process devised by him for the manufacture of See also:illuminating See also:gas from See also:turpentine and See also:resin was in use in New See also:York for a See also:time. His publications include Meteorological Essays (1823), an See also:Essay on Artificial See also:Climate considered in its Applications to See also:Horticulture (1824), which showed the See also:necessity of a humid See also:atmosphere in hothouses devoted to tropical See also:plants, and an Introduction to the Study of Chemical See also:Philosophy (1839). He died suddenly of See also:apoplexy on the 13th of March 1845, in London, while attending a See also:meeting of the See also:council of the Royal Society, of which he became a See also:fellow in 1813 and See also:foreign secretary in 1839.

End of Article: DANIELL, JOHN FREDERIC (1790-1845)

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DANIELL, THOMAS (1749–1840)