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Which characteristic is NOT associated with a dirty bomb?

  1. The ability to spread fear through the release of radioactive materials

  2. A blast effect similar to that of a nuclear device

  3. Utilization of conventional explosives

  4. The inclusion of radioactive materials to cause contamination

The correct answer is: A blast effect similar to that of a nuclear device

The characteristic that is not associated with a dirty bomb is the potential for a blast effect similar to that of a nuclear device. A dirty bomb, also known as a radiological dispersal device, primarily aims to scatter radioactive materials using conventional explosives, which could be of lower yield and not capable of producing a significant blast like a nuclear weapon. The key purpose of a dirty bomb lies in spreading radioactive contamination, thereby instilling fear and panic among the public rather than causing mass destruction like a nuclear explosion. While it does utilize conventional explosives and includes radioactive materials for contamination, its design and intent focus on public fear rather than the devastating blast effects that characterize a nuclear explosion. This distinction is crucial for understanding the threat and impacts of dirty bombs compared to nuclear devices.