Corrosion is the process in which metals, are deteriorated by action of air, moisture, chemicals etc. Corrosion causes damage to car bodies, bridges, iron railings, ships and all objects made of metals.
Define corrosion. How does it affects?
(a) What is corrosion? What are the necessary conditions for corrosion?
(b) State under what conditions corrosion is faster.
(c) Corrosion can be an advantage in some cases.Explain.