Słowa kluczowe: ionic liquids, solvents, ultrafiltration, membrane, scanning electron microscope, biological material, preparation, Selective Serotonin Reuptake Inhibitors, SSRI, wastewater, surface water, drinking water, sewage sludge, antibiotics, sludge, water intake, water intake screen, ichthyofauna, earth dam, thermal monitoring, numerical modelling, efficiency, refrigeration cycle, internal heat exchanger, refrigerant mixtures, water hardness, renovation, cement mortar lining, water pipes, blood plasma, pre-treatment, bacteria amount reduction, anticoagulation, blood stabilization, cleaner production, humic substances, fulvic acids, water treatment, wastewater treatment, groundwater recharge, piston model, supported infiltration, Richards equation, organic micropollutants, bank filtration, redox potential, reductive transformation, energy consumption, wastewater treatment plant, SBR, smoothed particle hydrodynamics, free-surface flows, sediment transport, flush cleaning, air entrainment, CFD, pumping station wet pit