what was the first battery used for
When filled with vinegar or electrolytic solution, the jar produces 1.1 to 2 volts. Not all scientists accept the Parthian Battery as a source of energy. It is possible that the device was used for electroplating, adding a layer of gold or other precious metals to a surface. The Egyptians are said to have electroplated antimony onto copper over 4,300 years ago.