character: Dr. Lisa Thompson
topic: Environmental Chemists
grade: 11
subject: Chemistry
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character: Dr. Lisa Thompson
topic: Gas Chromatography Techniques
grade: 11
subject: Chemistry
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character: Environmental Scientists
topic: Pollution Monitoring Methods
grade: 11
subject: Chemistry
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character: Analytical Chemists
topic: Applications of Gas Chromatography
grade: 11
subject: Chemistry
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