character: Dr. Jane Smith
topic: Applications of Mass Spectrometry in Environmental Science
grade: 11
subject: Chemistry
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character: Dr. Emily Johnson
topic: Advanced Techniques in Environmental Analysis
grade: 11
subject: Chemistry
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character: Professor Mark Lee
topic: Environmental Pollution and Its Detection Methods
grade: 11
subject: Chemistry
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character: Dr. Rachel Green
topic: Role of Analytical Chemistry in Environmental Monitoring
grade: 11
subject: Chemistry
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