T2 CH 3 Changes Around Us — Science STD 7 — Question
Tamilnadu BoardEnglish MediumSTD 7ScienceT2 CH 3 Changes Around Us2 Marks
Question
How can we prevent rusting?
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Answer
Iron articles can be prevented from making contact with oxygen, water/water vapour. A simple way is to apply a coat of paint or grease. These coats should be applied regularly to prevent rusting.
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