7 Things About Water and waste management Your Boss Wants to Know
https://riverbdrz384.skyrock.com/3325039672-5-Bad-Habits-That-People-in-the-wastewater-treatment-process-Industry.html
Wastewater refers to all effluent (= sewage or liquid waste that is discharged into water bodies either from direct sources or from treatment plants) from household, commercial establishments and institutions,