non-potable water

Part of the water supply tank ( pool) no cover, no lock and no management, long-term lack of cleaning, disinfection, water pipes and valves are improperly connected, resulting in non-potable water into drinking water pipes, causing water pollution.

有一部分供水水箱（池）无盖、无锁又无人管理，长期得不到清洗、消毒，水箱管道和阀门连接不合理，致使非饮用水进入饮用水管道，造成水质污染。

More than 60 villages around the town of Leona have fresh water for drinking and non-potable water for irrigation through a project linking the Senegalese government, Columbia University, and the world's largest manufacturer of plastic pipe.

由于塞纳加尔政府，哥伦比亚大学和世界上最大的塑料管道生产商之间的合作项目，利昂娜镇周围60多个村子的人都有了清洁的饮用水和灌溉用水。