character: Sir Humphry Davy
topic: Early Gas Lighting Innovations
grade: 11
subject: Chemistry
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character: William Murdoch
topic: Development of Coal Gas Lighting
grade: 11
subject: Chemistry
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character: Michael Faraday
topic: Electrolysis and Its Role in Lighting
grade: 11
subject: Chemistry
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character: Thomas Edison
topic: Advancements in Electric Lighting
grade: 11
subject: Chemistry
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