05/24/2010 05:12 am ET Updated May 25, 2011

Amid Nanotechnology's Dazzling Promise, Health Fears Grow

Yet despite those findings, most federal agencies are doing little to nothing to ensure public safety. Consumers have virtually no way of knowing whether the products they purchase contain nanomaterials, as under current U.S. laws it is completely up to manufacturers what to put on their labels. And hundreds of interviews conducted by AOL News' senior public health correspondent over the past 15 months make it clear that movement in the government's efforts to institute safety rules and regulations for use of nanomaterials is often as flat as the read-out on a snowman's heart monitor.

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