character: Ms. Davis
topic: Environmental Impact of Water Treatment
grade: 11
subject: Chemistry
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character: Mr. Thompson
topic: Chemical Processes in Water Purification
grade: 11
subject: Chemistry
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character: Dr. Green
topic: Effects of Water Pollution on Ecosystems
grade: 11
subject: Chemistry
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character: Ms. Rivera
topic: Sustainable Water Management Practices
grade: 11
subject: Chemistry
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