the rusting of iron can we prevent by coating it with a layer of
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Galvanising. Galvanising is a method ofrust prevention. The iron or steel object is coated in a thin layer of zinc. This stops oxygen and water reaching the metal underneath - but the zinc also acts as a sacrificial metal .
TWO WAYS BY PREVENTING THE IRON.
(1) Iron surface is coated with paint. It is a temporary solution. The iron surface is shielded from oxygen and moisture.
(2) Iron is coated with another metal such as zinc.
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It can be prevented by coating it from Zinc or oil or paint or tin as it cuts the iron's connection with the oxygen and moisture
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