Question

What is meant by tooth decay? What are the various ways of preventing tooth decay?

Answer 1

Answer:

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➡ Tooth decay starts when we eat food containing sugar the bacteria present in the mouth converts the sugar into acid.. Tooth decay starts when the pH of the acid present on the mouth falls below 5.5...

• We can prevent it by washing our mouth properly after eating...
• By brushing teeth twice in the day

Answer 2

Answer:

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Tooth decay start when ph of our mouth start falling below 5.5

prevention:-

⏩by using brush twice in a day

⏩wash mouth properly