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The time has come , when man has got many of his dream fulfilled . science has changed the modern man's life-style. we have now buses , train , ships , and aeroplane to go to distant places in a short time. We have telephone , telegraph and fax machines to send messages quickly even abroad. science has proved to be a great blessing in agriculture , industry and in feilds of medicine and surgery. It is no more a thing of surprise that electricity can be produced from the wind. beside all this science has also invented bombs, guns, missiles etc. The things can prove destructive, if they go in the hands of some foolish people.
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