A lab-scale aerobic–anoxic–aerobic (AE1–AN–AE2) MBBR system was tested for the removal of COD, NH 4 + −N , SCN⁻, phenols, and nitrogen from coal gasification wastewater, using a shortcut biological ...

Biological Reduction: The microbial conversion of absorbed pollutants, typically converting NOx to benign nitrogen gas through denitrification.

Glen T. Daigger, Oxygen and Carbon Requirements for Biological Nitrogen Removal Processes Accomplishing Nitrification, Nitritation, and Anammox, Water Environment Research, Vol. 86, No. 3, Special ...