character: Mr. Tom Wells
topic: Impact of Chemical Analysis on Public Health and Safety
grade: 11
subject: Chemistry
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character: Dr. Lisa Carter
topic: Role of Chemical Testing in Environmental Protection
grade: 11
subject: Chemistry
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character: Ms. Jane Smith
topic: Chemical Analysis and Its Effects on Food Safety
grade: 11
subject: Chemistry
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character: Mr. Alex Johnson
topic: Public Health Policy and Chemical Hazards
grade: 11
subject: Chemistry
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