Exam (elaborations)
REHS - Onsite Wastewater correctly answered graded A+
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REHS - Onsite Wastewater BOD definition and how its measured - correct answer Biological oxygen demand. Best single measure of WW or polluted water difference between initial dissolved O2 and dissolved O2 after stated period of time (usually 5 days = BOD5) COD definition and how its measure...
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