Synopsis The widening base and increasing threat of terrorist across the world has become a great cause of concern. It is the calculated employment or threat of violence by individuals sub national and state actors to attain political social and economic ends in violation of law with an intention to create an overwhelming fear in a target area. By the terrorist attack of Sep. 11, 2001 on U.S.A. The public health sector has focused on disaster emergency preparedness. National and state efforts have mainly been directed to pre-hospital and emergency department preparation for mass casualties. The book is endowed with the fact that after the attack of terrorists which sorts of arrangement has been made and being made across the words.