A combound used for the manufacturing of Cement
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Answer:
Compound of silicon is used in making cement.
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Explanation:
Portland cement is manufactured by crushing, milling and proportioning the following materials: Lime or calcium oxide, CaO: from limestone, chalk, shells, shale or calcareous rock. Silica, SiO2: from sand, old bottles, clay or argillaceous rock. Alumina, Al2O3: from bauxite, recycled aluminum.
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