Saturday, September 23

5 fun facts about tooth

Here are 5 fun facts about tooth

fun facts about tooth
fun facts about tooth
  • We spend an average of 1920 hours brushing our teeth in a lifetime.
  • A shark’s tooth falls out and rises again. A shark grows a total of 30,000 teeth in its lifetime.
  • At the age of 6, a human child has 52 teeth. But most of it is hidden inside the skull. When one falls, the other begins to rise.
  • Acids released by bacteria mix with tooth enamel and cause tooth decay.
  • The ideal brushing time is two minutes.

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