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In 1791, the Italian physiologist Galvani brought us the concept of the battery when he galvanized a frog's leg.In 1791, the Italian physiologist Galvani brought us the concept of the battery when he galvanized a frog's which In 1791, the Italian physiologist Galvani brought us the concept of the battery when he galvanized a frog's leg.In 1800, Alessandro Volta developed a battery which consisted of zinc and copper discs. It was the first battery to provide a stable electric current and initiated the battery generation. Over 200 years since then, there are various batteries in our daily life. The most common battery is the chemical battery, which converts chemical energy to electrical energy. Primary Batteries
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