chlorination of water purification

Water chlorination - WikipediaWater chlorination is the process of adding chlorine or chlorine compounds such as sodium hypochlorite to water.  In particular, chlorination is used to prevent the spread of waterborne diseases such as cholera, dysentery, and typhoidDescription of the Process - Chlorinated Drinking-WaterPrior to the successful widespread introduction of chlorination, water treatment techniques existed that included filtration, followed by chemical precipitation and 
What is Chlorination? — Safe Drinking Water FoundationJan 23, 2017 - In order to combat waterborne diseases, different disinfection methods are used to inactivate pathogens. Along with other water treatment What is Chlorination? — Safe Drinking Water FoundationJan 23, 2017 - In order to combat waterborne diseases, different disinfection methods are used to inactivate pathogens. Along with other water treatment Chlorination of Drinking Water - Water Research CenterChlorination is effective against many pathogenic bacteria, but at normal dosage rates it does not kill all viruses, cysts, or worms. When combined with filtration, Water chlorination - WikipediaWater chlorination is the process of adding chlorine or chlorine compounds such as sodium hypochlorite to water.  In particular, chlorination is used to prevent the spread of waterborne diseases such as cholera, dysentery, and typhoid