. "\\\"dirty\\\" nuclear bomb" . "Dirty bomb" . . "strontium-90" . "radioisotope dust weapon" . "radioactive warheads" . "dirty radioactive bombs" . "radioactive poisons" . . "dirty bombs" . . "dirty bomb" . . "dirtier bombs" . "widespread chaos" . . "dirty" . "irradiating" . "Dirty Bombs" . "Dirty Bomb Plot" . "Dirty Bomb" . . "Dirty bomb" . . "radiological dispersal device" . . "radiological bomb" . . . "radioactive waste" . .