Nóta A clarification step is the first part of conventional treatment for waste and surface water treatment.It usually consist in:- Screening- Physical chemical treatment is a generic term for coagulation-flocculation- Sedimentation or flotation, upon particles properties and water type- Fine filtrationFor industrial effluents, centrifugation is applied for heavy particles removal
Sainmhíniú concentration et enlèvement des matières solides d'une eau en circulation, afin de réduire à un minimum les matières solides en suspension Tagairt ISO/R 1213-I:1970
Sainmhíniú action de traiter une atmosphère pour en diminuer la nocivité Tagairt European Brewery Convention Thesaurus,2nd ed.,1982,IRL Press,Oxford,Washington