The major air-polluting industries are iron, steel and cement. See more

Sweden is the largest spender on ketchup. See more

Adolf Hitler had only one testicle. See more

Adolf Hitler was a vegetarian. See more

A company, Warner Communications paid $28 million for the copyright to the song 'Happy Birthday'. See more

The 'save' icon on Microsoft Word shows a floppy disk, with the shutter on backwards. See more

More Monopoly money is printed yearly than real money throughout the world. See more