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How do scientists study contaminants in the environment?

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Published on Jul 18, 2012

This video describes passive sampling devices or PSDs, a unique tool that we use to measure contaminants (such as polycyclic aromatic hydrocarbons) in the environment.

To learn more about routes of exposure view the first video at http://www.youtube.com/watch?v=GRpa1a...

More information and resources at the Superfund Research Program at Oregon State University http://oregonstate.edu/superfund and the Environmental Health Sciences Center at Oregon State University http://ehsc.oregonstate.edu

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