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Nanotechnology
Nanotechnology appears to offer enormous benefits -- but there are also concerns about its safety and calls for greater regulation.
Within the next five years, it's estimated that the nanotechnology industry will be worth more than 2.5 trillion US dollars worldwide. Nanomaterials - measured in tiny fractions of a millimetre - are now being used in a wide range of consumer products. But there are concerns about their safety, and there are now calls for greater regulation. Audrey Tinline looks at the latest developments.
Last on
Mon 28 Sep 2009
04:40GMT
大象传媒 World Service Online
Broadcast
- Mon 28 Sep 2009 04:40GMT大象传媒 World Service Online
大象传媒 World Service Archive
This programme was restored as part of the World Service archive project