Which of the following is the test to the determine amount of oxygen needed to oxidize all pollution materials?
A. Biological Oxygen Demand
B. Chemical Oxygen Demand
C. Botanical Oxygen Demand
D. Physical Oxygen Demand
Answer:B
Which of the following is the test to the determine amount of oxygen needed to oxidize all pollution materials?
A. Biological Oxygen Demand B. Chemical Oxygen Demand C. Botanical Oxygen Demand D. Physical Oxygen Demand