Wastewater treatment system by activated sludge, the purification of the organic matter by specific heterogeneous microorganisms, occurs in the presence of oxygen in aeration tanks. The analysis of ...

Abstract: The Dissolved Oxygen (DO) in the reactor plays a key role in modern wastewater treatment based on Activated Sludge Process (ASP). This paper proposes a methodology to design a DO controller ...

Can recycling waste be the key to a sustainable future? Scientists have developed a solar-powered method to turn sewage sludge into green hydrogen and animal feed, tackling both waste and ...

The 8-billion human population on this planet produces 700,000 m 3 wastewater per minute, most of which is treated, usually with a bacterial process, to lower environmental impact. Synthetic ...

How to understand the E.P.A.’s new warning about PFAS levels in sewage sludge. By Hiroko Tabuchi (Editors note: We are continuing to cover the Los Angeles fires. Scroll down for more on the latest.) ...

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. Current wastewater treatment plants have not been designed to remove organic ...

Activated charcoal is a fine, black powder that's very good at grabbing hold of chemicals, which is why it's commonly used to treat poisoning. Some people use activated charcoal in an attempt to ...

What is an extended aeration plant? Wastewater treatment package plants are treatment facilities used for treating wastewater in small communities. These plants can be designed to treat flows as low ...

What is a sequencing batch reactor? In wastewater treatment, a sequencing batch reactor (SBR) is a fill-and-draw type of wastewater treatment process. A SBR can be used to treat both municipal and ...

Most people are familiar with the importance of oil for the internal combustion engines that power our modern vehicles. The petroleum-based fluid is designed to provide lubrication to the vast amount ...