Pretreatments
This is the first stage of waste water treatments, it allow to remove suspensded solids and/or separate water from sands or oils,
and prevent the following problems into the biological system:
and prevent the following problems into the biological system:
- generations of unpleasant odors
- accumulation of debris into pipelines
- damaging of the pumps
- raising of the parameters (COD, BOD5, ... )
- reduction of the performance of the activated sludge compartment