Dr. Richard R. Lunt has over 25 years experience in process research, development, design and implementation with United Engineers and Constructors (now Raytheon), and Arthur D. Little, Inc., where he is currently a principal in the environmental science and technology practice. A B.S. chemistry graduate from Colgate University, who hold M.S. and Ph.D. degrees in chemical engineering from Columbia University, Lunt has worked on the design of more than a dozen FGD systems, has coordinated process research and development for six new FGD technologies, and holds three patents, two in the development of SO 2 control technology. Lunt is a Registered Professional Engineer in three states, and a member of the American Institute of Chemical Engineers and Sigma Xi. John D. "Jack" Cunic is a senior staff engineer with ExxonMobil Research and Engineering Company in Florham Park, New Jersey, where his responsibilities include heading the Air Environmental Applications Group responsible for conducting in--depth screening studies and identifying required air pollution control equipment. A graduate of Worcester Polytechnic Institute, where he obtained both his B.S. and M.S. degrees in chemical engineering, Cunic conducted the study which identified Exxon's Wet Gas Scrubbing system for FCCU's as a viable alternative, and provided technical startup assistance for the first commercial unit in 1974. He is a member of AIChE,AWMA, and API, and has authored numerous papers on scrubbing, precipitators, and flue gas desulfurization systems.