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Lets think rationally ,what is the one thing that u cannot imagine ur life without . Of course its electricity to be specific AC i.e alternating current.
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The "Wheel" has lead to so much innovation. Easily the best and most productive thing mankind has ever thought of.mark as bst
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The first doesn't need to be best ,now u ll say The ford T- model is better than Audi A3 just because the T model is an earlier innovation
but wheel was initial
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