A Treatise on Tobacco, Tea, Coffee, and Chocolate by author Simon Powley is an important study of a variety of popular beverages. The author examines in detail the history, production, properties and effects of tobacco, tea, coffee and chocolate on the human body. The book contains many interesting facts and analyzes the cultural, social and medical aspects of the consumption of these drinks. "Treatise on Tobacco, Tea, Coffee and Chocolate" is not only a useful source of information on the effects of these products on man, but also a fascinating read for anyone interested in the history of their origin and use.