What is ore? Why is aluminium used to make aeroplane?
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Why is aluminium used to make an aeroplane? Aluminium alloys are used because they are light, relatively strong and inexpensive. Aluminum on its own is very soft and weak
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Ore:
a naturally occurring solid material from which a metal or valuable mineral can be extracted profitably.
because aluminium is lightweight and strong. Aluminum alloys don't corrode as readily as steel.
It has also been used for the skin of some high-speed airplanes, because it holds its strength at higher temperatures better than aluminum.
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