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Radionuclide

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Radionuclide: Radioactive particle, man-made (anthropogenic) or natural, with a distinct atomic weight number. Can have a long life as soil or water pollutant.

 


radionuclide An unstable nuclide. Any man-made or natural element that emits radiation in the form of alpha or beta particles or as gamma rays.

Radionuclides are radioactive elements that are naturally present in rocks and soil but they also may be man-made.

radionuclide: A radionuclide is a radioactive element, man-made or from natural sources, with a specific atomic weight.

Radionuclide
Any radioactive isotope (form) of any element.
RCRA [see Resource Conservation and Recovery Act (1976, 1984)]
Receptor population
People who could come into contact with hazardous substances [see exposure pathway].

Radionuclides
Radioactive elements, which may be naturally-occurring or synthetic. They emit various types of energetic radiation --- alpha and beta particles and gamma radiation.

radionuclide : Any man-made or natural element which emits radiation in the form of alpha or beta particles, or as gamma rays.

Radionuclide
A radionuclide is a type of Nuclide which is Radioactive and will undergo spontaneous Radioactive Decay.
Radium ...

Radionuclides
Any man-made or natural element that emits radiation and that may cause cancer after many years of exposure through drinking water.
Radon ...

All radionuclides emitting beta particles and/or photons listed in Maximum Permissible Body Burdens and Maximum Permissible Concentrations of Radonuclides in Air and Water for Occupational Exposure.
Source: Terms of the Environment
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Such pollutants include asbestos, beryllium, mercury, benzene, coke oven emissions, radionuclides, and vinyl chloride. Hazardous Chemical An EPA designation for any hazardous material requiring an MSDS under OSHA's Hazard Communication Standard.

Atmospheric testing of nuclear weapons from the mid-1950s to the early 1960s released large quantities of radionuclides to the atmosphere. Atmosphere-ocean exchange processes have transferred some of these elements to the oceans.

A general term for a wide range of wastes containing low quantities of radionuclide. Industries, hospitals and medical, educational, or research institutions; private or government laboratories; and nuclear fuel cycle facilities (e.g.

Annual Limit on Intake (ALI)Annual intake of a given radionuclide by "Reference Man" which would result in either a committed effective dose equivalent of 5 rems or a committed dose equivalent of 50 rems to an organ or tissue.
Attenuation ...

Man-Made (Anthropogenic) Beta Particle and Photon Emitters: All radionuclides emitting beta particles and/or photons listed in Maximum Permissible Body Burdens and Maximum Permissible Concentrations of Radonuclides in Air and Water for ...

Effective Half-life: The time required for the amount of a radionuclide deposited in a living organism to be diminished 50 percent as a result of the combined action of radioactive decay and biological elimination.

pollutants that may reasonably be expected to cause or contribute to irreversible illness or death as defined under the Clean Air Act. These pollutants include asbestos, beryllium, mercury, benzene, coke-oven emissions or radionuclides, ...

Process of measuring or estimating concentration (or intensity), duration and frequency of exposures to an agent present in the environment or, if estimating hypothetical exposures, that might arise from the release of a substance, or radionuclide, ...

air quality standards but which, as defined in the Clean Air Act, may reasonably be expected to cause or contribute to irreversible illness or death. Such pollutants include asbestos, beryllium, mercury, benzene, coke oven emissions, radionuclides, ...

See also: Air, Environment, Hazard, Emission, Exposure

Environment RadioisotopesRadius of influence

 
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