exempted filament

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Size: 5700px × 4275px
Photo credit: © Norbert Dr. Lange / Alamy / Afripics
License: Royalty Free
Model Released: None

Keywords: bright, bulb, electric, electricity, energy, glühdraht, glühwendel, illumination, light, lightbulb, lighting, lucent, luminous, power, serene, shine, shines, wire, wolframdraht