Introduction, Definition and Principles. Water and wastewater Treatment – Physical and chemical treatment methods – Screening, sedimentation, flocculation, softening, filtration, aeration and gastransfer, basic activated sludge process, membrane separation; disinfection. Air Pollution Control – Particulate control – centrifugal separation, cyclones, Electrostatic precipitators, wet collectors, filtration, - gas cleaning – adsorption, absorption, incineration. Solid Waste Management – Component separation, volume reduction, incineration, landfill design, deepwell injection. Special topics – Advanced oxidation processes including ozonation and photocatalysis. VOC removal methods, Sludge handling & disposal methods.