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...aviation security screening has come under deserved criticism in the wake of the attempted bombing of Detroit-bound Northwest Airlines Flight 253 on Christmas Day. After telling journalists on Dec. 27 that the failure of the attack showed that the security system had effectively worked, Homeland Security Secretary Janet Napolitano backtracked on Monday, telling the Today show, "Our system did not work in this instance. No one is happy or satisfied with that...
...small way, the system did work, because screening effectively forced the alleged bomber, Umar Farouk Abdulmutallab, to use a liquid chemical rather than a more basic or reliable detonator to trigger the powdered explosive that was sewn into his underwear and smuggled on board. And it turns out that pulling off such an explosion on a plane is no simple feat. "It's a bit more complicated than just putting a flame to the powder," says Jimmie Carol Oxley, the director of the Center of Excellence in Explosives Detection, Mitigation, Response and Characterization at the University of Rhode Island...
...nitroglycerin. If done correctly, the primer explosion could have set off the PETN, which might have blown a hole in the side of the plane. "It looked like he was trying to use a chemical initiation, and that takes a lot of pre-experimentation to find out what would work," says Oxley. "He succeeded in getting a fire, but that was it." (Read "Napolitano's Gaffe: Did the System Really Work...
...Decade from Hell" [Dec. 7]? What about the successful rovers on Mars? All the exoplanets we've begun to find? What about the progress made on gay rights and for women in business? What about the advances made toward curing so many forms of cancer? Our imagination and hard work ultimately trumped our greed and self-interest. Katharine Osborne, HONOLULU...
...Decade from Hell" [Dec. 7]? What about the successful rovers on Mars? All the exoplanets we've begun to find? What about the progress made on gay rights and for women in business? What about the advances made toward curing so many forms of cancer? Our imagination and hard work ultimately trumped our greed and self-interest. Katharine Osborne Honolulu...