Question

Which is the hardest substance in our body?

Answer 1

Tooth enamel:

1. Tooth enamel is thin-layered, translucent, tough shell covering the tooth crown and the hardest tissue in humans.
2. Enamel is made up of hydroxyapatite.
3. Hydroxyapatite is the crystals of calcium phosphate.
4. Enamel protects the teeth from decaying, erosion happening due to the use of teeth such as chewing, biting, etc.
5. It also protects teeth from having cracks and sensitivity.
6. As enamels are not living cells, the damage done to enamels cannot be reversed.
7. Fast Food, Carbonated drinks, and acid reflux in the body can damage the enamel.
8. Damage caused to enamel tends to erosion and cavity forming in the tooth.
9. Brush, floss, and rinse are key to keeping your enamel healthy.