20 Trailblazers Leading the Way in Industrial wastewater disposal
http://emiliotfst945.angelfire.com/index.blog/1666693/15-undeniable-reasons-to-love-what-is-considered-wastewater/
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,