About the Authors Richard Turton, P.E., has taught the senior design course at West Virginia University for the past 26 years. Prior to this, he spent five years in the design and construction industry. His main interests are in design education, particulate processing, and process modeling. Richard C. Bailie has more than ten years of experience in process evaluation, pilot plant operation, plant start-up, and industrial consulting. He also ran his own chemical com- pany. He is professor emeritus at WVU, having taught chemical engineering for more than 20 years. Wallace B. Whiting, P.E., is professor emeritus at University of Nevada, Reno. He has been involved in the practice and teaching of chemical process design for more than 24 years. Joseph A. Shaeiwitz has been involved in the senior design sequence and unique sopho-