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aluminum hydroxide
noun
, Chemistry.
- 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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Word History and Origins
Origin of aluminum hydroxide1
First recorded in 1870–75
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Example Sentences
It first entails mining bauxite, a sedimentary rock that’s composed of aluminum hydroxides, iron oxide, silica, and other impurities.
From Popular-Science
From a dilute solution of alum, aluminum hydroxide is absorbed by the hair, the potassium sulphate remaining in solution.
From Project Gutenberg
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