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2 cards from this section. Quick, good the night before a test.
What does BOD stand for?
Think about organic matter and oxygen consumption.
True or False: COD measures only biodegradable organic matter.
Remember what COD stands for.
What is the primary measure of BOD?
Focus on what BOD specifically indicates.
True or False: BOD is a direct measure of organic compounds in water.
Consider how BOD is derived.
You have a BOD sample with an initial DO of 8.0 mg/L and final DO of 3.0 mg/L after 5 days. Calculate the BOD. Also, explain any potential errors in measurement.
Review temperature standards for BOD measurements.
A water sample has a COD of 100 mg/L, and the BOD is 30 mg/L. Discuss the implications of these values in terms of water quality.
Think about the meaning of high COD versus BOD values.
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