Arsenic and Old Toenails: New research highlights environmental exposure to toxin

(PhysOrg.com) -- Scientists from Leicester and Nottingham have devised a method for identifying levels of exposure to environmental arsenic - by testing toenail clippings.

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<p><a href="http://www.physorg.com/news154342897.html">Arsenic and Old Toenails: New research highlights environmental exposure to toxin</a></p> <p>(PhysOrg.com) -- Scientists from Leicester and Nottingham have devised a method for identifying levels of exposure to environmental arsenic - by testing toenail clippings.</p>