It is a well known fact that on St. Patrick's Day the beer turns green. Ever wonder how much is consumed on this national day of partying? Lets find out.

A lot of people have questioned is it safe to drink green beer? The answer is yes, it is only food coloring and perfectly safe for everyone. So be sure and have a glass of green beer with your friends on St. Patrick's Day. So how much green beer will be consumed? Consumer reports says that this year world wide consumption could top 4.2 billion pints on St. Patrick's Day. That my friends could result in a whole lot of hangovers.