Light bulb filament glowing as it is heated by the electric current flowing through it. This coiled wire is made of tungsten,a metal element with a high melting point | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Sambraus, Daniel |
Bildgröße: | 3562 px × 2362 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |