Every year, surgical tools are left in approximately 1,500 patients in the USA. Fatter patients are more prone to having a surgical tool left inside of them due to the additional amount of space in their bodies.

A woman has approximately 4.5 litres of blood in her body, while men have 5.6 litres.

An ordinary TNT bomb involves atomic reaction, and could be called an atomic bomb. What we call an A-bomb involves nuclear reactions and should be called a nuclear bomb.

AMAZING FACTS