On the impacts of nanotechnology

  • 30/01/2008

Barry Castleman, an environmental consultant and expert on workplace health hazards, tells Arnab Pratim Dutta about nanotechnology's impacts

We hear about nanotechnology everywhere but we seldom hear of its impacts. Is it good or bad?
We are just beginning to understand the nature and the extent of adverse effects that nanomaterials can cause. Nanomaterials, as the name suggests, are so small that they can easily pass through the cell wall. They are also capable of crossing the blood-brain barrier

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