Question

where corossion of metal is an advantae

Answer 1

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.

Answer 2

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