researchers at IIT-Roorkee have conducted a study on sludge produced from different sewage treatment plants (STPs) of the country and found municipal sludge to be a good soil conditioner for crop ...

An investigation of methods for the evaluation of polymer performance in coagulation, sedimentation, filtration, and sludge conditioning involved a literature review as well as laboratory and in-plant ...

Sludge, a byproduct of sewage treatment, is often spread on fields as fertilizer. But growing research shows that toxic chemicals like PFAS are lurking in the muck — and getting into our food. Sludge, ...

New softening plants in Florida have experienced torque troubles from resistant sludge. A form of potato starch which swells in cold water was found to condition the sludge properly at very moderate ...

SALEM — The utilities commission discussed the rate of progress for phase three improvements at the wastewater treatment plant in its meeting Thursday. Burgess and Niple Contract Administrator Don ...

There are a great many sludge-mixing applications. For instance, sludges from different sources with different physical characteristics can be blended together in tanks or in-line to provide more ...