Modern society requires improving sewage treatment sludge output leads to a large increase makes the disposal management constantly challenged.

现代社会要求不断增进污水的处理导致污泥产量大量增加使得其处置管理不断地受到挑战。

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"Sewage sludge" means sludge arising from urban effluent treatment plant and includes pretreatment waste, scourings and unstabilised sludge.

“下水道淤泥”，是指经城市污水处理厂产生的淤渣，包括预处理的废物、污垢和性质不稳定的淤泥。

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The surface is skimmed off while the sludge is pumped away to a separate treatment facility.

浮面的将被撇去，淤泥被泵到另外一个处理装置。

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There are also plans to build new treatment works in Jurby, Kirk Michael and Ramsey, as well as improving the sludge treatment works at Meary Veg.

BBC: Isle of Man sewage development to cost millions

Well, we generate about 8 million tons of sludge annually (this accounts for 30-80 % total electricity in wastewater treatment).

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