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The role of chemistry in Thomas Edison's inventions
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Also known as: light bulb
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Category: Science & Tech
Related Topics:
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incandescent lightbulb
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The role of chemistry in Thomas Edison's inventions
The role of chemistry in Thomas Edison's inventions
How Thomas Edison changed the world.
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lightbulb, electric incandescent lamp based on a glowing metallic filament enclosed within a glass shell filled with an inert gas such as nitrogen. See incandescent lamp; lamp.

This article was most recently revised and updated by Amy Tikkanen.