In it you'll discover a myriad of products and materials. You'll also encounter some pros and sales help who assume you are familiar with the things they deal in each day.
I was definitely looking for a more comprehensive book than this turned out to be. That is the problem with buying books online rather than going to a book store - you cannot pick up the book and thumb through it first. Still, there was some good, basic info. Not very indepth, but a descent resource.