The sedimentation and removal of most suspended matter from sewage effluent.
as modifier a primary treatment plant
Example sentencesExamples
- Most Canadian cities, especially those on the west coast, provide only primary treatment to sewage.
- The next stage is primary treatment, which consists of gravity settling to remove suspended solids.
- The sand bioreactors described in this bulletin are intended for domestic sewage following primary treatment.
- Five out of seven sewage treatment facilities in the Greater Vancouver Regional District provide primary treatment of sewage.
- At the time many mills did not have primary treatment for mill effluents (for example, the use of a settling pond) and fewer still had secondary treatment ponds, which used aerobics to reduce drastically the pollution risk.