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Why does tooth decay starts when …

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Why does tooth decay starts when ph of mouth is lower than 5.5
  • 2 answers

Ni Nanthi 5 years, 2 months ago

This is a simple question

Maniya Jain 5 years, 2 months ago

Tooth decay start when the pH of mouth is lower than 5.5 because the acid becomes strong enough to attack the enamel of the teeth and corrode it.
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