The removal of phosphate in digested sludge supernatant by modified coal fly ash was investigated in this study. Modification of the fly ash by the addition of sulfuric acid could significantly ...

Phosphorus is a necessary nutrient required for all life. However, it is only found in limited quantities in nature. In a new ...

OVERLAND PARK, Kan.--(BUSINESS WIRE)--As phosphorus limits permitted in wastewater effluent shrink to protect drinking water sources, a nationwide research effort headed by Black & Veatch has started ...

Wastewater containing nutrients like ammonia, nitrite, nitrate and phosphates have been identified as the main cause of eutrophication in natural waters. Therefore, a suitable treatment is needed. In ...