Name the hardest substance in the body.

(a) Which part of the tooth is the hardest substance in the body? It is rich in which mineral? (b) A tooth is man is composed of which material? What is enclosed in it?

_____is the hardest substance in the human body.

Hardest substance of the body is

Hardest substance of the body is

The hardest substance in our body is

Tooth enamel is one of the hardest substances in our body. How does it undergo damage due to eating chocolates and sweets ?

Tooth enamel is one of the hardest substances in our body. How does it damage due to eating chocolate and sweets? What should we do to prevent it?