A LITTLE RISKY BUSINESSNov 22nd 2007The unusual properties of tiny particles contain huge promise. Butnobody knows how safe they are. And too few people are trying to findoutWAVING a packet of carbon nanotubes accusingly at the assembledAmerican politicians during a hearing last month in Congress, AndrewMaynard was determined to make a point. The nanotechnology expert atthe Woodrow Wilson International Centre for Scholars in Washington, DC,had bought the tiny tubes on the internet. They had arrived in the postalong with a safety sheet describing them as graphite and thusrequiring no special precautions beyond those needed for a nuisancedust.
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