Abstract: Phosphates in wastewater occur as organic, ortho and polyphosphates. In biological wastewater treatment the total phosphorus concentration is reduced by about 20 percent due to bacterial action. It is known that the rate ...

Abstract: Recently, microbial leaching of heavy metals from contaminated soils with indigenous iron-oxidizing microflora has been successfully applied in flask experiments. However, the long hydraulic residence time (HRT) required ...