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Should the handle and the bristles of the toothbrush be made of the same material? Why?

 Should the handle and the bristles of the toothbrush be made of the same material? Why?

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5963 Points
3 years ago
Dear Student

The handle and the bristles of the toothbrush should not be made of the same material as the handle should be hard to give a smooth grip and bristle should be soft so that it doesn’t harm the gum of the teeth.

Thanks

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