The Ultimate Scratch & Sniff Guide To Loving Beer

What's the difference between a pilsner and a stout? Why is water so important to beer? What's the best temperature to serve a lager, an ale, or a stout? What the heck is a hop anyway? Betts makes the science and history of beer as refreshing as an ice-cold one on a hot summer day and couples accessible information with beautiful illustrations and sixteen scratch and sniff scents.