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radon-222 |
Also found in: Encyclopedia | 0.01 sec. |
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radon-222, a radioactive decay product of radium-226 that has been used to fill permanent implants in tumors. It is being replaced by the more manageable radionuclide iodine-125. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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