Resolving the carbon nanotube identity crisis

October 31, 2008

Twelve months ago today I held a bag of multi-walled carbon nanotubes up before a hearing of the U.S. House Science Committee.  I wanted to emphasize the discrepancy between the current state of the science on carbon nanotubes, and a tendency to classify this substance as the relatively benign material graphite from a safety perspective.  So it is perhaps fitting that on the anniversary of that congressional hearing, the US Environmental Protection Agency is making it clear that carbon nanotubes are in fact, a new substance—and should be regulated as such. Read the rest of this entry »

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Overseeing nanotechnology development

November 18, 2007

If you’ve ever wondered how to deal with the complexities of regulating a twenty first century technology like nanotechnology, wonder no more.  Last week, President Bush’s top advisors on science and the environment published a set of principles for nanotechnology environment, health and safety oversight. Read the rest of this entry »