In the growing field of nanotechnology, engineers are creating countless new microscopic materials. They're used in thousands of consumer goods, from cell phones to cosmetics and sunscreen. But how safe are they? Andrew Maynard is a physicist and director of the Risk Science Center at the University of Michigan. On this website, users can learn about the potential dangers of nanotech. Visitors may listen to the podcast on the website. Running time for the program is 8:59.
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