The characteristics of fresh and septic sewage respectively are____________________? / Environmental Engineering / By admin The characteristics of fresh and septic sewage respectively are____________________? A. acidic and alkaline B. alkaline and acidic(Correct) C. both acidic D. both alkaline
The characteristics of fresh and septic sewage respectively are____________________? A. acidic and alkaline B. alkaline and acidic(Correct) C. both acidic D. both alkaline