character: Professor Emily Green
topic: Chemical Composition of Airborne Particles
grade: 12
subject: Chemistry
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character: Dr. James Collins
topic: Sources and Effects of Airborne Particulates
grade: 12
subject: Chemistry
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character: Ms. Sarah Mitchell
topic: Impact of Air Quality on Human Health
grade: 12
subject: Chemistry
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character: Mr. David Thompson
topic: Analytical Techniques for Airborne Particle Composition
grade: 12
subject: Chemistry
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