Name some metals where corossion is useful and how?

1.	Name some metals where corossion is useful and how?
Answer» Aluminium is a metal which is useful for its corrosion. It react with atmospheric moisture and oxygen to form aluminum oxide which is a hard layer and prevents the aluminum from further damage, and for this property of aluminium it is used to make utensils and other things........Hope it will help you ☺☺ Copper and aluminum due the formation of thick layer of oxide

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