How to Explain What is considered wastewater? to Your Boss

http://www.imfaceplate.com/andhonzbix/10-startups-thatll-change-the-industrial-wastewater-disposal-industry-for-the-better

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,