It could never be found until recently, in a fish tank a few floors below a university microbiology department: one single organism able to perform the complete process of nitrification.

This is a preview. Log in through your library . Abstract A two-stage process for complete removal of nitrogen from domestic wastewater is proposed in this paper. The two stages of this process are an ...

In order to maintain optimum operating conditions in a FGD wet scrubber, a purge stream is discharged from the system to control the absorber equilibrium chloride concentration and acid insoluble ...

Jessica Preston, a waste water operator, performs a slug test at the City of Lima Wastewater Treatment Plant in Sept. 2016. The Ohio Water Development Authority has given the City of Lima a loan of ...

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 ...

Modernisation of the Seine Aval wastewater treatment plant, located at Achères in the Yvelines department, near Paris, is part of a 15-year programme launched by Syndicat Interdépartemental pour ...