why is nylon used for making bristle of toothbrushes?
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5
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Nylon is used for making bristle of toothbrush because nylon is the synthetic fibre that is strong and flexible . It doesn't degrade , or break down , in water or with the types of ingredients usually found in toothpaste , which makes for a toothbrush with a longer usable life .
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4
Answer:
because nylon is very strong
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