"How SAFE are radioactive material transportation packages?"
SAFE HOME	RAM PACKAGES TESTING & CERTIFICATION REGULATIONS & GUIDANCE SEARCH SITE MAP
RAM Links Emergency Response Effects of Radiation Exposure Sources of Radiation Biological Responses Other Effects History Gallery Glossary of Nuclear Terms [Majority from NRC] Contacts Comments & Questions	Exposure Source Average annual dose to an individual in the United States (millirem) Natural sources (including radon) - Ground, cosmic, and terrestrial - Internal radiation 200 mrem 100 mrem Occupational 0.9 mrem Nuclear Fuel Cycle 0.05 mrem Consumer Products - Tobacco - Other (i.e., smoke detectors, exit signs, luminous watch dials) Dose to lungs ~16,000 mrem 5 - 13 mrem Environmental Sources 0.06 mrem Medical - Diagnostic X-rays - Nuclear Medicine 39 mrem 14 mrem Approximate Annual Total 360 mrem Everyone in the world is continuously exposed to naturally-occuring background radiation. The average radiation dose received by the United States population is given in the table above. This data was extracted from material contained in National Council on Radiation Protection (NCRP), Report No. 93, "Ionizing Radiation Exposure of the Population of the United States," 1987. (this link is only the abstract from the report)
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