Vacate Law and Legal Definition. Vacate is a term subject to different meanings. In the context of a court order or decision, vacate means to overrule or void. A decision may be vacated for error, however, the error must be significant enough that it affected the outcome.
Because people needed a way to store electricity. The battery was invented around 2,000 years ago if you believe the Baghdad battery discovered in 1936 was a real battery. The Voltaic battery was invented in 1780. The Rechargeable Lead Acid Automobile Battery we use today was invented in 1859.
In 1802, William Cruickshank designed the first electrical battery for mass production which resembled the flooded battery we still use. In 1859, Gaston Plante invented the first rechargeable battery based on lead acid system which is still very popular and hence came the first secondary cell. In 1899, Waldmar Jungner invented the Nickel-Cadmium battery using Nickel for cathode and Cadmium for anode.