state any two changes in our daily life that are harmful, how will i prevent them
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Explanation:
Rusting is harmful because it destroys the iron objects. Iron is the most widely used metal and so rusting is such a serious problem. Prevention of rusting: Rusting can be prevented by preventing iron articles from coming in contact with oxygen, or water, or both.
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Answer:
Rusting is harmful
Explanation:
because it destroys the iron objects. Iron is the most widely used metal and so rusting is such a harmful
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