Swimming pool disinfectants linked to cancer
http://www.telegraph.co.uk/health/healthnews/7904318/Swimming-pool-disinfectants-linked-to-cancer.html
"Swimming pools can give you cancer, because disinfectants in the water react with sunscreen, sweat, and skin to form a toxic cocktail of chemicals, a study has suggested.
The disinfectant used to keep pool water free from disease can also react with swimmers' urine and hair to cause conditions including asthma and bladder cancer.
http://www.telegraph.co.uk/health/healthnews/7904318/Swimming-pool-disinfectants-linked-to-cancer.html
"Swimming pools can give you cancer, because disinfectants in the water react with sunscreen, sweat, and skin to form a toxic cocktail of chemicals, a study has suggested.
The disinfectant used to keep pool water free from disease can also react with swimmers' urine and hair to cause conditions including asthma and bladder cancer.
Products like sunscreen and oil are packed with nitrogen, which reacts with the disinfectant to create toxic chemicals capable of mutating genes. "