Early battery,working by chemical reaction,with zinc strip as negative electrode and copper strip as positive electrode,dipped into vinegar in glass jar | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Dorling Kindersley / UIG |
Taille de l’image : | 4759 px × 3673 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |