title: The detection of some N-nitrosamines in the water cycle.
mesh_terms: D007220:Industrial Waste / Q000032:analysis; D009602:Nitrosamines / Q000032:analysis*; D012722:Sewage / Q000032:analysis*; D014873:Water Pollutants / Q000032:analysis*; D014874:Water Pollutants, Chemical / Q000032:analysis*; D014881:Water Supply / Q000032:analysis*
chemical_list: D007220:Industrial Waste; D009602:Nitrosamines; D012722:Sewage; D014873:Water Pollutants; D014874:Water Pollutants, Chemical