Processes used to reduce, eliminate, or alter the nature of wastewater pollutants from non- domestic sources before they are discharged into publicly owned treatment works (POTWs)
The chemical treatment of unpainted metal surfaces before painting, for enhanced adhesion and corrosion resistance
The treatment of wastewaters from sources before introduction into the wastewater treatment works
Processes used to reduce, eliminate, or alter pollutants from nonresidential sources before they are discharged into publicly owned sewage treatment systems
Processes used to reduce, eliminate, or alter the nature of wastewater pollutants from non-domestic sources before they are discharged into publicly owned treatment works (POTWs)
the treatment of toxic substances at the industrial site before they are released to the municipal wastewater treatment facilities
Onsite process to remove hazardous constituents from industrial wastewaters prior to their release to the sanitary sewer system
any wastewater treatment process used to partially reduce pollution load before the wastewater is introduced into a main sewer system or delivered to a treatment plant; a substantial reduction of the pollution load
Processes for cleaning and conditioning a substrate to be coated Next to the choice of coating, this may be the most important factor in the use of high-performance coatings
techniques to reduce/minimize pollutants prior to treatment facilities In storm water, typically associated with detention basin forebays designed to capture or trap coarse sediments to preserve storage and prevent clogging In wastewater, usually associated with industrial/commercial sites intended to reduce their discharge pollutant concentrations to levels that can be accommodated by a municipal wastewater treatment facility
pretreatment
Произношение
Этимология
(prefix.) Middle English, from Old French & Latin; Old French, from Latin prae-, from prae in front of, before; more at FOR.