Aimed at students and professionals, this book provides an overview of the science and technology of the upstream/midstream sectors of the oil and gas industry. Topics include the origin of fossil hydrocarbons and their chemical/physical properties; discovering hydrocarbon reserves; recovering oil, gas and bitumen; and purifying natural gas and process offgas. The chapter on safety and the environment convers safety regulations and environmental laws. It highlights learnings from major accidents. In addition to drawing on the authors' previous books, it includes teaching material from several courses. These include workshops provided for top petroleum companies and a highly rated course taught at the Florida A&M University/Florida State University (USA).