. The domestic encyclopaedia : or, A dictionary of facts, and useful knowledge: comprehending a concise view of the latest discoveries, inventions, and improvements ; chiefly applicable to rural and domestic economy ; together with descriptions of the most interesting objects of nature and art ; the history of men and animals, in a state of health or disease ; and practical hints respecting the arts and manufactures, both familiar and commercial ; illustrated with numerous engravings and cuts ; in five volumes ; volume I[-V (Volume 4) . le alum, yields a blue of consi-derable permanency and br
. The domestic encyclopaedia : or, A dictionary of facts, and useful knowledge: comprehending a concise view of the latest discoveries, inventions, and improvements ; chiefly applicable to rural and domestic economy ; together with descriptions of the most interesting objects of nature and art ; the history of men and animals, in a state of health or disease ; and practical hints respecting the arts and manufactures, both familiar and commercial ; illustrated with numerous engravings and cuts ; in five volumes ; volume I[-V (Volume 4) . le alum, yields a blue of consi-derable permanency and bright- Notwithstanding their tingingproperties, however, the generali-ty of roots is etiolated, or perfectlywhite, in consequence of their se-clusion from the light. This phe-nomenon, in the opinion of , arises from the libera-tion or evolution of their superflu-ous oxygen, which unites with thecolouring matter, and converts thelatter into a colourless acid ; ex-cepting in such roots as containtoo large a proportion of the dye-ing substance, for instance, in theder ; the roots of which, cx-ily, are red, while the inter-Dart is yellow See also Root of Scarcity. See Man- GEL-WURZEL. ROOT-STEAMER, an usefulmachine,employed in America, forsteaming potatoes, carrots, andother roots, with the view of feed-ing cattle : and which, for the sim-plicity of its contrivance, and thefacility with which vegetables maythus be prepared, deserves to bemore generally known in have therefore subjoined thefollowing representation:. The apparatus here delineated,consists of a brick-stove, in whicha pot or kettle is fixed : over thisboiler is placed a hogshead or cask,the top of which is open (we be-lieve it might with more advantagebe covered with a coarse cloth) ;while the bottom is drilled withnumerous holes, about one inch indiameter ; so that the steam mayfreely pass through the roots. Inthis vessel, the potatoes, Sec. afterbeing washed, are deposited ; andwhen sufficiently st
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