Question

Explain all the types of prevention from corrosion of metals.

Answer 1

We can prevent corrosion by painting,oiling,greasing.we can also prevent it by protecting the surface from atmospheric oxygen and moisture.

Answer 2

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You can prevent the corrosion of the metal by coating their surface using any of the following:

• By applying oil, grease, paint or varnish on the surface.
• By coating/depositing a thin layer of any other metal which does not corrode.
• By forming insoluble phosphate or chromate coating.
• By connecting metal to a more electropositive metal.