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An excellent gag item for magicians, MCs, or anyone wishing to show off a novel prop. Looks like a regular light bulb, but you can make it light up in

Deluxe PUSH BUTTON LIGHT UP BULB In Mouth LED TV Family Show Costume Fester Prop

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What's NewStudy the illustration. What makes the bulb light up?Illustrated by Kristina Aguirre and Reyeon

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SOLVED: The incandescent lightbulb was actually invented by Humphry Davy in 1802. It was not commercializable in that form. Joseph Swan was successful in making a commercializable unit in the late 1870s.

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