character: Ms. Sarah Lin
topic: Personal Protective Equipment in Chemistry
grade: 11
subject: Chemistry
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character: Ms. Sarah Lin
topic: Safety Protocols in Chemistry Lab
grade: 11
subject: Chemistry
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character: Ms. Sarah Lin
topic: Handling Chemical Spills Safely
grade: 11
subject: Chemistry
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character: Mr. John Smith
topic: Understanding Lab Safety Equipment
grade: 11
subject: Chemistry
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