Different from similar books which are mostly sciolistic, this book as a rational, dedicated and playful frankenstein takes you through the appearance of the coffee to explore the causes hidden behind the phenomena and savor the processing details. The book accurately navigates you through the colorful world of coffee, introducing you the cold knowledge such as the origin and varieties, the micro principles of baking and extraction, the personal knack of using all kinds of instruments, and even the small packaging bags, making a really informative, interesting encyclopedia of coffee.,