where corossion of metal is an advantae
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Answer:
Here are some advantages of corrosion: urface corrosion forms an oxide layer. It acts as a barrier for air and moisture and thereby preventing the inner metal from corrosion. Some metals like zinc act as sacrificial anodes to prevent corrosion to other metals.
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Explanation:
Here are some advantages of corrosion: surface corrosion forms an oxide layer. It acts as a barrier for air and moisture and thereby preventing the inner metal from corrosion. Some metals like zinc act as sacrificial anodes to prevent corrosion to other metals