Radioactivity The property of radionuclides of spontaneously emitting ionizing radiation.
Attenuation of gamma and x-ray emitting radionuclides, like the plastic sacks, is minimal.
radionuclides used in nuclear medicine Tyler, D K, Baker, M, Woods, M J Int.
radionuclides released in great quantities have half-lives of millions of years.
radionuclides produced by nuclear weapons from the atmosphere to earth; the material transferred.