QD Chemistry roselle Actual Biopellet Chemical Engineering Clean Water Contcat Time Cross Section Double Drum Water Tube Boiler Design Drying air velocity Efficiency Thermal Electrocoagulation Electrode Evaporation rate Exergy Fossil energy Fuel Ratio HA Statistics Kimia L Education (General) Nitrogen POMEs PSA Pressure Simazine pesticide TD Environmental technology. Sanitary engineering TP Chemical technology Vacuum evaporator Vacuum pressure activity aeration aluminum electrode anthocyanin anti-agimg antioxidant electrochemical sensor electrocoagulation electrocoagulation (EC) optimization grbage in vitro ish Water leachate molecularly imprinted polymer purifying treatment wastewater treatment water extract