Sewage sludge formed during their mechanical, biological, and physicochemical treatment refers to difficult-to-filter colloidal suspensions, sometimes containing specific inclusions in the form of ...

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DECATUR -- A new sludge press at the Decatur wastewater plant is up and running "without help from the factory guys," meaning the facility is one step closer to an increased capacity of more than 5 ...

Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X There were two basic types of cider presses in this apple pressing industry. The first was the two ...