Lead–Alum Homemade Rechargeable Battery

This shows a couple of very simple homemade rechargeable batteries that use lead electrodes with an Alum (aluminum sulfate hydrate) & distilled water electrolyte. John Bedini has been successfully converting full size lead acid car batteries over to the Alum / water electrolyte and I wanted to see if it could be done on a very small scale. It worked.

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