Question

Should the handle and bristles of a tooth brush be made of the same material ? Explain your answer

Answer 1

Answer:

⭕ The materials used to make handles and bristles should not be same.

⭕ The materials that are used in making toothbrushes are mostly plastics , which requires energy to be synthesized. The main materials are polypropylene , polyethylene and nylon. polyproplylene and polyethylene is usually used in amking handles. Nylon , specifically nylon 6 is used in making bristles.

⭕ the handles and bristles are made of different materials . The handles of a toothbrush should be hard and the bristles should be soft.

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Answer 2

The handle and bristle of a toothbrush should not be made of the same material as the handle of the toothbrush should be hard and strong while the bristle should be soft and flexible.

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