Isotherms Toluene Dyes Metronidazole Electrocoagulation Fermentation Ethanol Adsorption Membrane Pesticides Antibiotics Carbon felt electrode Cleaning Activated carbon Disinfection Mass-transfer Soil Absorption Electroreduction Cyclic voltammetry Air treatment Magnetite Water Volatile organic compounds Continuous reactor Sulfamethazine Hydrophobic VOC Combined processes Tetracycline Advanced oxidation processes Azo dye DFT Ultrafiltration Environment Ozone Filtration Wastewater Central composite design Hydrogen peroxide VOCs Photocatalysis Heavy metals Mineralization Organic solvent nanofiltration Silicone oil Biosorption Kinetic Desalination Characterization Persulfate VOC Fenton Chemical oxidation Combined process Electrochemical oxidation Carbamazepine Biodegradability Nanofiltration Microfiltration Wastewater treatment Graphite felt Mass transfer Chemical scrubbing Packing material Electro-Fenton process Modeling Fouling Activated sludge Biomass Optimization Electro-Fenton Biofiltration Volatile organic compound Coupling process Isotherm Nanoparticles Azo dyes Kinetic models TiO2 Sorption Advanced oxidation process Kinetics Dye H2S Modelling Biodegradation Toxicity Response surface methodology Clofibric acid Oxidation Biogas Polyamide Biological treatment Synergetic effect Ionic liquids Water treatment Removal Degradation Ageing Methylene blue