Light bulb. A bulb produces light from a heated tungsten filament (upper left,yellow),which glows as an electric current is passed through it | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Knapton, Chris |
Bildgröße: | 3260 px × 4298 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |