Question

(i) Mr. Shah stays near the sea. He finds that the hinges of the windows and doors have started becoming brownish after a certain time.
(a) What could be the problem?
(b) How can be overcome this?
(c) Is this problem seen only. If one stays close to the sea? Explain​

Answer 1

near the sea. He finds that the hinges of the windows and doors have started becoming brownish after a certain time.

(a) What could be the problem?

(b) How can be overcome this?

(c) Is this problem seen only. If one stays close to the sea? Explain