Affiliation: | 1. Faculty of Engineering, University of Regina, S4S OA2, Regina, Saskatchewan, Canada 2. Emeritus Professor of Air Hygiene, Dept. of Environmental Science and Engineering, The University of North Carolina, 27514, Chapel Hill, NC, USA 3. Cal Recovery Systems, Inc., 94804, Richmond, CA, USA 4. School of Business, Southern Illinois University, 62026, Edwardsville, IL, USA
|