Natural Radiation Sources

Natural Radiation Sources
This chart from the NCRP shows all sources of natural radiation exposure and the percentage of our annual dose.

File 37199 is a 2.6MB Acrobat (PDF)
Uploaded: Dec7 12
Last Modified: 2012-12-07 20:09:36
http://d32ogoqmya1dw8.cloudfront.net/files/NAGTWorkshops/health/case_studies/natural_radiation_sources.pdf

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Provenance
National Council on Radiation Protection and Measurement
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