Question

What is an alumina? Give two examples.

Answer 1

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ȯ For example, scandium can be made from it and then used in aluminium scandium alloys. Scandium makes aluminium alloys extra strong and such alloys can be used in motor vehicles, rockets, sports equipment and in the production of electric wires.

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Answer 2

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Alumina, also called aluminum oxide, synthetically produced aluminum oxide, Al2O3, a white or nearly colourless crystalline substance that is used as a starting material for the smelting of aluminum metal.

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