Beer me, barman! by AffourtitJ

This famous German beer purity law of 1516 specified that "the only ingredients used for the brewing of beer must be Barley, Hops and Water." The key fourth ingredient, yeast, had not yet been discovered. It was added to the law in 1906.

This word describes a distinctive "wild beer" style brewed in the Pajottenland region of Belgium southwest of Brussels and in Brussels itself. The open fermentation process employed gives the beer its distinctive flavour: dry, vinous, and cidery, often with a tart aftertaste.

This is the oldest operating brewing company in America, established in 1829. In 2018, by volume of sales, it was the largest craft brewery, sixth largest overall brewery and largest wholly American-owned brewery in the United States.

The style of beer evolved from attempts to capitalize on the success of London porters, but originally reflected a fuller, creamier, more robust body. Common varieties include Sweet, Tropical, and Irish.

According to data from 2016, this country led the world in per capita beer consumption, with its citizens each enjoying an average of 143 liters of beer per year.

On 5th April 1862, this brewery adopted a harp symbol as their trademark for their brewery. Their logo is based on a famous 14th-century instrument known as the "O'Neill" or "Brian Boru", which is now preserved in the Library of Trinity College.

All beers may be characterized into two overarching categories, differentiated by the variety of yeast and temperature range employed for fermentation. Give the names of these two categories.

This English writer, whose books have sold over three million copies worldwide, is credited with helping to start a renaissance of interest in beer and breweries worldwide in the 1970s. He is also widely credited with popularizing the idea of beer styles, and shares a name with one of the most famous pop stars of the 20th century.

Some of humanity's earliest known writings refer to the production and distribution of beer: the Code of Hammurabi included laws regulating beer and beer parlors, and a prayer to this Mesopotamian goddess of beer, who shares a name with an Oregon brewery.

This order of monks, officially known as the Order of Cistercians of the Strict Observance, is known for the beers they produce, which are unique and are lauded for their high quality and flavor. Characteristic styles include Dubbel, Tripel, and Quadruppel.

This popular style of pale lager takes its name from a city in the Czech Republic, although the style has its roots in Bavarian brewing tradition.

This trademarked certification designates "hospitality professionals with proven experience in selecting, acquiring and serving today's wide range of beers" - the equivalent of a beer sommelier.