Regulations Governing the Use of Radioactive Isotopes, X-radiation, and All Other Forms of Ionizing Radiation |
Common terms and phrases
absorbed dose average bearing the radiation Burial collimating consecutive days controlled area data of Miller data of Trout device diagnostic different filtrations dose in excess dose rate electron volt especially for concrete Europium ferences were estimated film badges gamma gamma rays gonads health commissioner high radiation area INDUSTRIAL RADIOGRAPHIC INSTALLATIONS ionizing radiation ISOTOPES Kennedy at 275 kvcp Lanthanum larger thicknesses Lead thickness required limits specified maximum permissible measured in air Microcuries Miller and Kennedy milliampere millirem mr/hr mrem natural uranium occupancy factor occupied-area distance operation person personnel potentials may require primary barrier Protection requirements pulsating potentials quantity radiation caution symbol registered material regulations roentgens Sealed Source secondary barrier sources of radiation specified in appendix tabular barrier thicknesses target-to Technetium Teletherapy Tellurium thicknesses of concrete thicknesses of lead thorium Trout at 50 tube housing U. S. Department uncontrolled workload x-ray apparatus x-ray installations x-ray tube Yttrium