When it comes to beauty treatments, there are certain rituals we all assume are set in stone. A pedicure, for example, conjures images of soaking feet in warm water before the shaping, scrubbing and ...
Calgary Herald on MSN
Toenails tell toxic tale of radon gas for U of C scientists
The specific lead isotope known as 210 provides a signature for radon and is found in toenails, which, because of their ...
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