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Sludge Of Waste Water Treatment Plant In Sri Lanka Royalty-Free Stock Photo


Sludge of Waste water treatment plant in sri lanka Stock Photo
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Sludge of Waste water treatment plant in sri lanka #201386295
Description

Sludge is a semi-solid slurry and can be produced as sewage sludge from wastewater treatment processes or as a settled suspension obtained from conventional drinking water treatment and numerous other industrial processes.