How many types of aerators are present?

When the aeration system shuts off, the basin begins to perform as a __

________ combines aeration basin and secondary clarifier into single unit.

Calculate the amount of air required for the following details. Flow: 300 m3/h BOD load: 800 mg/L

What is the symbol used to define the ratio of the process to clean water mass transfer?

The organisms feed on _____ in aeration tanks.

For a return activated sludge pump what is the type of pump preferred?

________ is treated in activated sludge reactor.