Light bulb. A bulb produces light from a heated tungsten filament (upper right,yellow),which glows as an electric current is passed through it | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Knapton, Chris |
Bildgröße: | 3210 px × 4397 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |