The gastric juice can dissolve coins

The human eye can distinguish

The ears grow all life (or rather earlobes)

The finger man in my life to bend about 25 million times

A pack of cigarettes per day = drinking half a Cup of tar per year

White beards grow faster than dark

Fingernails hands grow about 4 times faster

Cause of tooth decay is prolonged exposure to acids

With food, we reduce the amount of acid

Female heart beating bowl men's