Light Bulb
Storyboard Leírás
Invention of the light bulb increased industry and comfort | A light bulb is a glass tube or bulb that emits light when an electric current passes through it. The light bulb's ability to illuminate once darkened factories and homes created a more productive and industrialized world.
Storyboard Szöveg
- LIGHT BULB A light bulb is a glass tube or bulb that emits light when an electric current passes through it. The light bulb's ability to illuminate once darkened factories and homes created a more productive and industrialized world.
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