1. Assistant Professor, Laboratory of Solid and Hazardous Waste Management, Dept. of Environmental Engineering, Democritus Univ. of Thrace, Vas. Sofias 12, 671 00 Xanthi, Greece (corresponding author).
2. Research Assistant, Laboratory of Solid and Hazardous Waste Management, Dept. of Environmental Engineering, Democritus Univ. of Thrace, Vas. Sofias 12, 671 00 Xanthi, Greece.
3. Undergraduate Student, Laboratory of Solid and Hazardous Waste Management, Dept. of Environmental Engineering, Democritus Univ. of Thrace, Vas. Sofias 12, 671 00 Xanthi, Greece.