1. Project Engineer, Innovative Waste Consulting Services, 6628 NW 9th Blvd, Gainesville, FL 32605-4282.and Associate Professor, School of Environment and Energy, Peking Univ. Shenzhen Graduate School.
2. U.S. Environmental Protection Agency Office of Research and Development, National Risk Management Laboratory, Cincinnati, OH 45224.
3. Professor, Dept. of Environmental Engineering Sciences, Univ. of Florida, P.O. BOX 116450, Gainesville, FL 32611-6450 (corresponding author).