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1. Define biochemical oxygen demand (BOD) and explain how this is different than chemical oxygen demand (COD) الشواهد 2.
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1. Define biochemical oxygen demand (BOD) and explain how this is different than chemical oxygen demand (COD) الشواهد 2.
1. Define biochemical oxygen demand (BOD) and explain how this is different than chemical oxygen demand (COD) الشواهد 2. Why perform the five-day BOD test and what useful information does it give you? 3. Why do we apply a temperature correction factor when calculating the BOD rate constant? 4. List five (5) major air pollutants 5. A pile driving crane is operating at 115 dB at a construction site in a residential area where the average sound intensity from car traffic is 85 dB. Approximately how many times more powerful is the sound intensity of the pile driver compared to the traffic?
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