Heating zinc in a flame. In the hot blue flame of a bunsen burner,zinc combines with atmospheric oxygen to form zinc oxide | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Chillmaid, Martyn F. |
Taille de l’image : | 4256 px × 2848 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |