two hands holding incandescent light bulb isolated white background lamp globe

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Two hands holding a incandescent light bulb isolated on a white background, incandescent lamp, incandescent light globe.

An incandescent light bulb, incandescent lamp or incandescent light globe is an electric light with a wire filament heated until it glows. The filament is enclosed in a bulb to protect the filament from oxidation. Current is supplied to the filament by terminals or wires embedded in the glass.