Assertion: dirty bomb's material | /r/AtLocation | use
Facets:
value: no longer
type: TEMPORAL
Source sentences:
text: The federal government estimates there are 77,000 sources of radiation that would be useful for a dirty bomb in 2,700 buildings in the U.S. Experts from the NNSA and the Los Alamos National Lab are recovering radioactive material that is no longer in use.