Filament of an incandescent electric light bulb, turned on.

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Size: 6150px × 2959px
Photo credit: © Geoff Smith / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: alight, bulb, close, closeup, coil, coiled, concept, edison, filament, invention, inventions, light, lightbulb, macro, switched, thomas, turned, wire