Question

why is corrosion of metal not always harmful

Answer 1

hiii
_____

corrosion is not always harmful as_______


________________

________________




corrosion forms a protective layer too which protects the metal frm further corrosion too



_________________


$<marquee> hope it helps✌✌✌✌$

Answer 2

corrosion from a protective layer which protect the metal from further corrosion to
may it help you ✌✌✌✌✌✌✌✌✌✌✌✌✌