A nuclear weapon improvised from radioactive nuclear waste material and conventional explosives.
- He also told of a trip to Africa to buy radioactive materials for a dirty bomb from renegade Russians.
- They fear a hijacked oil tanker could be rigged with explosives or a radioactive dirty bomb could be smuggled ashore in a shipping container.
- They'll just get the weapons in anyhow, dirty bombs, clean bombs, or blow up one of the 103 nuclear power plants in America.
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Syllabification: dirt·y bomb
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