Written in accessible language, Natural Gas Liquids: A Nontechnical Guide is a comprehensive overview of NGLs from production in the oil patch to consumption in the fuels and petrochemicals industries. Author William Leffler covers everything from gas plants, logistics, storage, refinery operations, and the chemistry necessary to have a full understanding of the whole value chain. With chapter highlights and exercises, and many photos, illustrations and graphs, this is the perfect resource for anyone seeking a better understanding of the world of natural gas liquids. William L. Leffler received his BS from M.I.T. and masters and doctorate degrees in business administration from New York University. Following his career with Royal Dutch/Shell in the upstream, downstream, and petrochemicals business, he became a writer and consultant. He has authored multiple PennWell titles including the bestselling Petroleum Refining in Nontechnical Language (2000), Petrochemicals in Nontechnical Language (2001), and Deepwater Petroleum Exploration & Production: A Nontechnical Guide (2003).