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