Tuesday, February 26, 2008

Pollutants in water

Pollutants in water consist of a huge spectrum of chemicals, pathogens, and physical chemistry or sensory changes.Various chemical substances are toxic. Pathogens can actually create waterborne diseases in either human or animal hosts. Alteration of water’s physical chemistry contains acidity, conductivity, temperature, and eutrophication. Eutrophication is the fertilization of surface water by nutrients that were before scarce. Even a lot of the municipal water supplies in developed countries can present health risks.


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