Question

Give one example when corrosion is an advantage and dis advantage

Answer 1

CORROSION ADV: Coating of thick shining aluminium oxide on aluminium articles hence protecting inner layers from furthermore corrosion.

CORROSION DIS ADV: Rusting of iron objects hence reducing its strength and durability.

Answer 2

formation of aluminum oxide over aluminum which further protect the decoration of aluminum and act it as barriers from air and moisturehope health and marketed brainlist