In this case, some companies pay a sewage treatment fee, it is more frankly discharge of effluents.

在这种情况下，一些公司支付污水处理费，更坦率地排放污水。

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Effluents from sewage disposal plants are used in some areas both for irrigation and for the nutrients contained.

废水从污水处理植物是用在一些地区的灌溉与两种营养的火势已得到控制。

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Of three possible municipal wastewater (sewage) effluents evaluated as a source of N and P, the most effective was source-separated urine with a very high content of these elements, in which case growing algae became more environmentally beneficial than the land-based crops.

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Delhi draws three-quarters of its drinking water from the Yamuna river, into which the city dumps quantities of sewage, almost all of it untreated, to join a cocktail of farm chemicals and industrial effluents, including arsenic.

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