Did you know that craft beer is one of the oldest beverages in the world? It dates back to at least the 6th century BC, when Persian and Egyptian brewers were making beer from barley. Brewers have also been using hops in their beers since the 8th century AD. Hops add bitterness and aroma to beer, and they also act as a preservative.Craft beer has become increasingly popular in recent years, and there are now more than 3,000 craft breweries in the United States alone. The majority of these breweries are small, independent businesses that brew traditional, artisanal beers. This is an infographic to show you some little known facts about beer.