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2 cards from this section. Quick, good the night before a test.
What does optical diameter measure?
Relates to how light interacts with particles.
Name one method for measuring particulate matter.
Think of how you weigh things.
What is the primary focus of optical techniques?
Focus on the subject of the monitoring techniques.
True or False: An aerodynamic diameter is always equivalent to the optical diameter.
Think about how size might change based on the measurement method.
You are tasked with measuring PM in an urban area using both optical and gravimetric methods. Design a study that employs both techniques. Discuss how you would compare and analyze the results.
Consider what variables might influence the results and how you can consolidate them in your analysis.
Critique the following statement: 'Optical methods are superior to gravimetric methods for particulate measurement.' Provide a balanced viewpoint.
Think about the strengths and weaknesses of each method in different contexts.
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