1910–1911
Britannica 11th
Encyclopaedia Britannica · 11th edition
TENNANT, CHARLES (1768-1838), Scottish industrial chemist, was born at Ochiltree, Ayrshire, on the 3rd of May 1768. He started in business as a bleacher at Darnley, and in 1798 took out a patent for a bleach liquor formed by passing chlorine into a mixture of lime and water. This product had the advantage, as compared with the Eau de Javelles, then generally used, that a cheaper base, lime, was substituted for potash in its preparation; but when he attempted to protect his rights against infringement his patent was…
- Source status
- OCR text aligned to scanned pages
- Pages
- Vol. 26, pp. 618-618