Beer, like bread, is thousands of years old and essentially made from fermenting cereal and water with yeast. Considered as the third most popular beverage after water and tea, it is thought to be the world’s oldest fermented beverage.

Dave Barry once said, “Without question, the greatest invention in the history of mankind is beer. Oh, I grant you that the wheel was also a fine invention, but the wheel does not go nearly as well with pizza” and that’s how much unfazed the love for this beverage has been over the ages.

From red to golden ales and sour cherry froth, lagers to stouts and lambic beers, the fame of brews has been ever present among the masses. Being the perfect summer drink, it helps prevent liver problems while containing all the essential minerals needed by the human body.

With Oktoberfest on its way, here are some beer facts to refresh your knowledge buds.