Answer to Question #43126 in Other Chemistry for Vinayak
impacts of sewage water on living beings
The sewage water impact depend mainly on the amount and properties of the dissolved substances. Sewage waters from different industries contain heavy metals, acids, alkalis, organic matter, radioactive elements and so on. The changes in pH can have an influence on water-saline balance in animals and humans. Heavy metals can be accumulated in a living organism. For an animals or a humans they affects the nervous system, disturb calcium and phosphorus metabolism, cause the bones destruction. An excess of organic matter can cause diseases for animals and humans. Huge amounts of organogenic elements Phosphorus and Nitrogen can cause the eutrophication of water reservoirs.