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<p>[QUOTE=&quot;Kentucky, post: 2794124, member: 33176&quot;]The only kind of exposure to radioactivity that would make another substance radioactive that I know of would be to bombard something with neutrons.&nbsp; This can and will produce isotopes that are radioactive and usually short lived.&nbsp; Otherwise, radiation comes from radioactive substances themselves through shedding, etc.[/QUOTE]</p><p><br /></p>

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