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3 cards from this section. Quick, good the night before a test.
What does PM stand for?
Think about what is measured when we talk about air quality.
Name one method used for sampling PM.
Consider the devices designed to separate particles by size.
What is PM10?
Focus on the size classification of PM.
True or False: Gravimetric measurements can accurately assess small particles.
Consider the method's limitations.
Design a study that evaluates PM levels in a local industrial area. What parameters would you set for sampling, resolution, and expected outcomes?
Consider what factors influence PM levels and how you'd measure them.
Calculate the total mass of PM collected over a 24-hour sampling period if the flow rate is 5 L/min and the total volume of air sampled is 7200 L.
Use your knowledge of volume to calculate overall mass.
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