Question

• Lustre (shine) is the property of
metals. Certain metal articles become
dull and lose their shine . Why?​

Answer 1

Answer:

I dont know sorry bro I would not je able to answer

Answer 2

Explanation:

Some metals often lose their shine and appear dull, because of the action of air and moisture on them. Some metals as a result of oxidation with the atmospheric oxygen form oxides and by which their appearance becomes dull.

Hope this helps u