00000nam 2200000zi 4500 9.897776 CaOODSP 20221107174659 m o d f cr cn||||||||| 210323e202011 onca ob f000 0 eng d CaOODSP eng rda CaOODSP CC172-159/2020E-PDF Fact sheet : natural background radiation. [Ottawa] : Canadian Nuclear Safety Commission = Commission canadienne de sûreté nucléaire, November 2020. 1 online resource (6 pages in various pagings) : colour illustrations text txt rdacontent computer c rdamedia online resource cr rdacarrier Issued also in French under title: Fact sheet : rayonnement naturel de fond. Issued also in HTML format. Includes bibliographical references. Radiation, Background. Canadian Nuclear Safety Commission, issuing body. Fact sheet : (CaOODSP)9.897777 PDF 798 KB https://publications.gc.ca/collections/collection_2021/ccsn-cnsc/CC172-159-2020-eng.pdf HTML N/A https://nuclearsafety.gc.ca/eng/resources/fact-sheets/natural-background-radiation.cfm