Storage battery

A reversible chemical reaction allowed rechargeable batteries to store electric current after being depleted. This invention provided a way to repeatedly charge and use batteries for electric power storage, paving the path for more efficient energy usage and storage solutions.
 Gaston Planté France 1859 Storage battery

A reversible chemical reaction allowed rechargeable batteries to store electric current after being depleted. This invention provided a way to repeatedly charge and use batteries for electric power storage, paving the path for more efficient energy usage and storage solutions.