ABC Biological Industrial Waste Treatment Operator Practice Questions - ABC Biological Industrial Waste Treatment Operator Certification Exam

Which characteristic most clearly distinguishes industrial wastewater from typical domestic wastewater?

Lower BOD strength and stable flow Higher and more variable BOD/COD strength with unusual constituents Higher fecal coliform counts Higher concentrations of pharmaceuticals only

Correct Answer:

Higher and more variable BOD/COD strength with unusual constituents

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