Parma ham is only Parma ham if it is made in the Parma region of Italy. The British chain supermarket Asda, made and packaged its own "Parma ham" and was successfully sued by the real Parma ham people (Parma Ham Trade Association).

On average, there is about three molecules of ozone for every 10 million air molecules.

Uranus's winter and summer seasons last the equivalent of 21 Earth years.

AMAZING FACTS