Hey guys, let's see these facts about teeth!
1. Teeth are kept alive by blood and nerves.
2. Toothbrush bristles were originally made from the hair of cows.
3. The hardest thing in your body is the enamel on your teeth.
4. Humans only have 2 sets of teeth in their life time.
5. Sharks have at least 40 sets of teeth in their life time.
6. Each year, the 20th of September is an official holiday in China, this day is called “Love your teeth day”.
7. You can actually produce more than ten thousand gallons of saliva during your entire life.
8. Ninety percent of all systemic diseases reveal oral cavity manifestations.
9. Your dental plaque contains more than three hundred species of bacteria.
10. Ancient Greeks were the first to invent dental pliers.
cr: digg.com sanedentist.com igentry.blogspot.com
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