natural radiation


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Related to natural radiation: Natural radioactivity

natural radiation

radioactivity that emanates from the soil, groundwater, or cosmic sources. Cosmic radiation includes actinic radiation from the sun and neutrinos from beyond the solar system.
References in periodicals archive ?
4] U C Mishra, Exposure due to the high natural radiation and radioactive springs around the world.
concentrations in the diet of residents in a high level natural radiation area in Iran"; 2006.
The commission has already commenced measuring natural radiation levels across the country as part of a two-year project to provide benchmark data before the Kingdom begins uranium mining, and its reactor comes online.
This natural radioactivity is important for estimating the hazards of nuclear radiation in general, since if the additional source emits radiation at a level far below that of the natural radiation it is unlikely to be injurious to health.
Over time, exposure to natural radiation causes small defects in the glassy fulgurites.
The machine uses "millimetre wave" technology to scan a body's natural radiation.
The average background radiation exposure from natural radiation in the U.
Using thermoluminiscent dosimeters (Harshaw TLD-200) the first set of Costa Rica data on absorbed doses in air from natural radiation is obtained.
At this wavelength, clothes become transparent, but dense objects, such as explosives and weapons hidden under clothing, block the body's natural radiation and reflect a clear profile of the blocked energy field.

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