Biggest Sources of Environmental Toxins
1,048 views · Published 4 November 2011 · 2:03 · Indexed 10 November 2026
Channel: iHealthTube.com · 2011 · Howto & Style
http://www.ihealthtube.com Environmental health expert Dr. Dana Boyd Barr discusses some of the biggest sources of environmental toxins, how they get in our body and how long they might stay there.