Concerns have grown that terrorists could use radioactive materials and sealed sources (materials sealed in a capsule) to build a ¿dirty bomb¿ -- a device using conventional explosives to disperse radioactive material. In 2003, it was found that there were weaknesses in the NRC radioactive materials licensing process and recommend. were made for improvement. This report assesses: (1) the progress NRC has made in implementing the recommend.; (2) other steps NRC has taken to improve its ability to track radioactive materials; (3) Customs and Border Protection¿s (CBP) ability to detect radioactive materials at land ports of entry; and (4) CBP¿s ability to verify that such materials are appropriately licensed prior to entering the U.S. Illustrations.
Concerns have grown that terrorists could use radioactive materials and sealed sources (materials sealed in a capsule) to build a ¿dirty bomb¿ -- a device using conventional explosives to disperse radioactive material. In 2003, it was found that there were weaknesses in the NRC radioactive materi...