In 1657, the first chocolate house was opened in London, England. The cost of chocolate was about 13 shillings per pound and was a drink that only the elite enjoyed.

The first tattoo machine was invented by Samuel O'Reilly. He did this by using equipment that Thomas Edison used to engrave hard surfaces.

There are more than 1,000 chemicals in a cup of coffee. Of these, only 26 have been tested, and half-caused cancer in rats.

A M A Z I N G   F A C T S