Photocatalytic degradation Tetracycline Chemical oxidation Activated sludge Carbamazepine Partition coefficient Response surface methodology Toxicity Dyes Electrokinetics Mineralization Microfiltration Characterization Electro-Fenton Absorption Advanced oxidation process Kinetic Biodegradability Optimization Continuous reactor Biofiltration Photocatalysis DFT Air treatment Electrochemical oxidation Biodegradability improvement Combined processes Silicone oil Chemical scrubbing Coupling process Modeling Simulation Adsorption Persulfate Ageing Kinetics Mass-transfer Ultrafiltration Biomass Electro-Fenton process Aqueous-solution Sorption Soil Magnetite Azo dye Advanced oxidation processes Water treatment Toluene Synergetic effect Removal Antibiotics Catalyst Packing material Biodegradation Dechlorination Water Carbon felt electrode Pesticides Membrane Polyamide Central composite design Oxidation Reverse osmosis Sulfamethazine Organic solvent nanofiltration Fouling Heavy metals Wastewater treatment Clofibric acid Wastewater PH Kinetic modeling VOCs Mass transfer Fixed bed Volatile organic compounds Nanofiltration Filtration Biological treatment Ozone Biosorption Modelling Cleaning TiO2 Isotherm Prediction Azo dyes Volatile organic compound Pollution Graphite felt Activated carbon Electrocoagulation Ionic liquids VOC Methylene blue Degradation Hydrophobic VOC Combined process Cyclic voltammetry Column