Encyclopedia article on bleaching of linen and cotton from Rees's Cyclopedia, by Edward Hussey Delaval. It explains the theory of bleaching and describes the vessels and processes used: steeping, boiling, bucking with alkaline leys, souring, washing, and bleaching with oxygenated muriatic acid (chlorine) and lime preparations. It also covers testing the strength of alkalies and acids, clearing printed goods, and the history of improvements by Berthollet, Tennant and others. Illustrated with engraved plates of bucking, washing, drying and bleaching apparatus.