BLEACHING

is the art of removing | enter colouring matter from cotton, linen, | that woollen, and other fabrics. This was done | lawfu eke aod G the material with soap | with: or an and then exposing it to sun- | enem light—a proce that occupied many weeks | event or even months. The modern method of | ing t bleaching cotton or linen goods is to soak! to be the materials in a solution of bleaching; BL a. and then to pu them through | comp ate hydrochloric or sulphuric acid. In} acqui this way the colouring matters are} holed oxydised into colourle compounds. | roun: Wool, silk, and straw are hung in closed | with: yooms, on the floor of which sulphur is| In tt burnt. Hydrogen-peroxide is also vow | large ased as a bleaching agent. block BLENHEIM, « village in Bavaria, near | fron, which Mariborough and Princo Eugene | fenci: gained a decisive victory over tho French | enta: and Bavarians, 1704. the [s. 74]