From the book description, check product page for current description, price and availability:

Ashton Lewis supplies practical, easy-to-follow answers to all the questions that bubble up in the course of brewing your own beer. Covering all stages of the homebrew process, Lewis provides expert advice on buying hops, sanitizing your equipment, troubleshooting unpleasant flavors, the best way to pour beer into a glass, and much more. This comprehensive guide will help you understand brewing chemistry, fix problems, and achieve the flavor and balance you want in all of your handcrafted beers.