A.P.J Abdul Kalam is known as the missile man of india justify
Read lots and take good notes.
http://www.google.com/search?q=A.P.J+Abdul+Kalam&rlz=1C5CHFA_enUS705US707&oq=A.P.J+Abdul+Kalam&aqs=chrome..69i57j0l5.7753j0j7&sourceid=chrome&ie=UTF-8
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