Alumina trihydrate
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a crystalline, water-insoluble powder, Al(OH) 3 or Al 2 O 3 ⋅3H 2 O, obtained chiefly from bauxite: used in the manufacture of glass, ceramics, and printing inks, in dyeing, and in medicine as an antacid and in the treatment of ulcers.
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Chemistry. a silver-white metallic element, light in weight, ductile, malleable, and not readily corroded or tarnished, occurring combined in nature in igneous rock, shale, clay, and most soil: used in alloys and for lightweight utensils, castings, airplane parts, etc. Symbol: Al; atomic weight: 26.98; atomic number: 13; specific gravity: 2.70 at 20°C. Abbreviation: alum.; of, […]
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containing or yielding aluminum. adjective containing or yielding aluminium or alumina
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to treat with . verb (transitive) to cover with aluminium or aluminium paint
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a mineral, hydrous aluminum sulfate, Al 2 (SO 4)(OH) 4 ⋅7H 2 O, occurring in white, chalky masses. Historical Examples We floated there like a derelict—dark, silent, save for the lapping of the water against our aluminite pontoons. Tarrano the Conqueror Raymond King Cummings The walls seemed to bulge outward with the pressure of the […]
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