Hardest substance of the body is

The enamel of the teeth is made of a compound 'X'. It is the hardest substance of the body. It does not dissolve in water but gets corroded when the pH of mouth is lowered below 5.5 (a) Identify the compound 'X' (b) How does it undergo damage due to eating sweets? What should we do to prevent tooth decay?

Hardest substace of human body is

Hardest substance in human body is

Hardest substance in human body is

(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?

Name the hardest substance in the body.

The hardest substance in your body is :

The hardest substance in our body is

The hardest substance in your body is :