The book provides a complete information regarding the defluoridation techniques used around the world to provide an optimum and safe drinking water. It also gives gist about the systemic health effects of excess fluoride consumption and methods used to treat high fluoridated water. Pure drinking water is always not available due to various reasons, this book provides new innovative techniques which can be used to treat the water to purify it and get it to an optimum standard as given by the World Health Organization (WHO)