By-product of chlorine molecules risponsible of eyes irritations, skin and mucous membranes issues for swimmers. This dangerous by-product smells bad and are in France, renouned as a cause of lung and respiratory desease among lifeguards. The French ministry of Health recognize these problem as a professionnal disease.
Cryptosprodium is a very dangerous micro-organism. It is responsible for many epidemia, sometime lethal, throughout the world. ULTRAVIOLET RAYS are the only way to prevent from this risk. Chlorine and other chemicals are unefficient when used for making water disinfected for Humans. Read our report on this risk, in the Commercial Pools and Spas area.