Introduction to Water Pollutants, Sources and Wastewater Treatment Schemes

Water is an essential renewable resource, increasing population increases the demand for fresh potable water, thus the need for reclamation of used water is being realized. Several countries successfully recycle the water up to the consumable standards. Though it varies depending on the treatment systems, limiting the uses, public acceptance, social and health related controversy is still an international issue. Increasing population and urbanization increases the need of sophisticated techniques to handle wastewater, in many areas contamination of harmful industrial or municipal wastewater into drinking waterways created severe threat to the society, or unsanitary waste water discharging practices have worsen the surrounding environment due to odour, providing sink for pathogens, breeding grounds for mosquitoes and other vectors. This book reviews kinds of waste water treatment systems and their roles in waste water treatment.