Should the handle and bristles of a tooth brush be made of the same ma – InterviewSolution

InterviewSolution

1.	Should the handle and bristles of a tooth brush be made of the same material? Explain your solution
Answer» No, the handle and bristles of a tooth brush should be made of different materials. The handle of a toothbrush should be hard and strong so, it should be made from plastic. While the bristles should be soft and flexible so, they should be made from nylon

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