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The invention of batteries was considered a great discovery by affecting our lives Has it affected our lives for good or for bad since the discovery of batteries in around 1800 Before the time of invention a number of discoveries had previously been made Floriano Caldani 1756 observed that frog legs could be made to contract when a near-by static machine was discharged Luigi Galvani 1786 rediscovered this phenomenon and apparently unaware of similar work by Jan Swammerdam more than a century earlier 1678 noted that a contraction occurred without external electrical force when two different metals were placed into the muscles of a dead frog The physicist Alessandro Volta 1792 discovered the difference in potential of metals in contact with electrolyte and developed the concept of the electromotive series By 1800 Volta had perfected and described the first operating battery or pile which functions continuously its charge being renewed after each discharge it possesses in fine an inexhaustible charge Since this time a lot of changes have occurred within the technology of batteries throughout the world Batteries have opened many doorways towards the future and better living The improvement through the technology of batteries is apparent People are now using batteries to help them live longer hear better and move faster Without the discovery of batteries the world of today would be completely different to what we know it as Cars are a prime example of the technology of batteries affecting them Cars used to run with the use of steam engines The steam run cars could not move off instantly because of the time required to boil the water for the car to start producing steam Technological advancements introduced the magneto a magnetic rotor with the introduction of combustion engines The magneto was introduced to provide the car with enough energy distributed to the spark plugs for ignition This gave people the hassle of having to turn a rotor anytime they
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