Question

4. What is the role of toothpastes in preventing cavities?

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Answer 1

Answer:

Toothpaste contains chemicals and mixture that fight outs cavities... The mixture and chemicals varies from one toothpaste to the other...

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Answer 2

Whenever we eat the bacteria present in our mouth takes that food and make acid in our mouth that acid can lead to tooth decay.

Toothpaste is basic im nature and can neutralize the acid present in our mouth. In this way toothpaste prevent our teeth from cavities.