As you get into craft beers you might start to see a lot of abbreviations: IPA (Indian Pale Ale), ABV (Alcohol by Volume), and even IBU (International Bitterness Units). While the IBU appears on just about every brewery menu, people can easily miss it. IBU in beer holds key information that will help you know what flavors to expect. Let’s go through it together so you can order a beer you’re confident will be up your alley next time you’re out.