Light bulb's tungsten 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. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Sambraus, Daniel |
Taille de l’image : | 6016 px × 4016 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |