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![What is a bulb? A bulb is a glass container with a wire filament inside. It converts electricity into light and heat, which is why it is mostly called a light bulb. What is a bulb? A bulb is a glass container with a wire filament inside. It converts electricity into light and heat, which is why it is mostly called a light bulb.](https://www.curriculumvisions.com/search/B/bulbElectric/bulbElectric-shutterstock_111547856.jpg)
What is a bulb? A bulb is a glass container with a wire filament inside. It converts electricity into light and heat, which is why it is mostly called a light bulb.
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Great Value LED Light Bulb, 9W (60W Equivalent) A19 General Purpose Lamp E26 Medium Base, Non-dimmable, Soft White, 4-Pack - Walmart.com
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