The IAEA has categorized four potential nuclear security threats (or, more accurately, nuclear security risks): the acquisition of nuclear weapons by theft; the creation of nuclear explosive devices using stolen nuclear materials; the use of radioactive sources in radiological dispersal devices (RDDs); and the radiological hazards caused by an attack on, or sabotage of, a facility or a transport vehicle. (judithcurry.com)
Putting aside the fear factor, what do you think of using nuclear explosive devices to fracture source rock to enhance the filling of reservoirs 3. (judithcurry.com)
For example, the Nuclear Non-proliferation Treaty reads: Each nuclear - weapon State Party to the Treaty undertakes not to transfer to any recipient whatsoever nuclear weapons or other nuclear explosive devices or control over such... (politics.stackexchange.com)