TO get rid of the drawbacks of chlorine (THM, TOX, Tastes and Odors) and to increase the removal of the biodgeradable organic carbon, the District Urbain de Nacy decided in 1990 to build a pilot plant simulating a biological treatment train without chlorine addition in order to provide a drinking water of a high quality with no risk of bacterial regrowth all along the distribution network up tho the customer's taps.
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机译：为了消除氯的缺点（THM，TOX，味道和气味）并增加可生物降解的有机碳的去除，Urbain de Nacy区于1990年决定建造一个试点工厂，模拟不添加氯的生物处理工艺。为了提供高质量的饮用水，并且在客户的水龙头上整个分配网络中都没有细菌再生的风险。
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