Charles E. Baukal, Jr., Ph.D., PE, BCEE, QEP, is the director of the John Zink Institute for the John Zink Company, LLC (Tulsa, Oklahoma), where he has been since 1998. He previously worked for 13 years at Air Products and Chemicals, Inc. (Allentown, Pennsylvania) in the areas of oxygen-enhanced combustion and rapid gas quenching in the ferrous and nonferrous metals, minerals, and waste incineration industries. He has more than 30 years of experience in the fields of industrial combustion, pollution control, and heat transfer and has authored more than 150 publications in those areas. Dr. Baukal has served as an adjunct instructor for Oral Roberts University, the University of Oklahoma, the University of Tulsa, and the University of Utah. He is the author or editor of thirteen books in the field of industrial combustion.