Water disinfection: microbes versus molecules--an introduction of issues.
"Water is, apart from the air one breathes, the only nutrient which is, as a matter of necessity, consumed by every human being from the first day to the last day of his existence, and it is consumed in considerably larger quantities than any other nutritional substance."(1)
D004203:Disinfection / Q000266:history / Q000592:standards; D049672:History, 19th Century; D049673:History, 20th Century; D012306:Risk; D012449:Safety; D013242:Sterilization / Q000266:history / Q000592:standards; D014871:Water Microbiology; D014881:Water Supply / Q000592:standards