Radon progeny

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Short-lived radioactive decay products of radon-222. In the context of radon exposure, the following progeny are important: Po-218, Pb-214, Bi-214 and Po-214. Sometimes also called “Radon-222 progeny”.

(Adapted from ICRP Publication 115, 2010)

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from ICRP Publication 115, 2010

The decay products of radon-222, used in this report in the more limited sense of the short-lived decay products from polonium-218 to polonium-214. Radon progeny are sometimes referred to as ‘radon decay products’.