Wastewater Oxidation Azo dye Ethanol Characterization Biofiltration Electrocoagulation Packing material Photocatalysis Continuous reactor Dyes Biological treatment Electro-Fenton process Modeling Fermentation Advanced oxidation process Combined process Removal Antibiotics Kinetic modelling Toluene Ultrafiltration Microfiltration Absorption Isotherms Electrochemical oxidation Combined processes Water Mass-transfer Kinetics Chemical scrubbing DFT Electroreduction Azo dyes Cleaning Cyclic voltammetry Electro-Fenton Ozone Biodegradation Biosorption Advanced oxidation processes Hydrogen peroxide Membrane Reverse osmosis Metronidazole Central composite design Carbamazepine Mass transfer Magnetite Biodegradability VOCs Toxicity Coupling process Air treatment Water treatment Optimization Nanoparticles Biomass Desalination Carbon felt electrode Organic solvent nanofiltration Kinetic modeling Activated carbon Wastewater treatment Disinfection Response surface methodology Filtration Biogas Fouling Ageing Sorption Dye Heavy metals Clofibric acid Mineralization Kinetic models Methylene blue VOC Tetracycline Ionic liquids Synergetic effect Chemical oxidation Silicone oil Degradation Sulfamethazine Nanofiltration Pesticides Soil Volatile organic compounds Environment Volatile organic compound Adsorption Hydrophobic VOC TiO2 Polyamide Modelling Kinetic Activated sludge Isotherm Persulfate