By Steve Connor, Science Editor. The Independent.
Thursday, 13 November 2008
Why are we asking this question now? The Royal Commission on Environmental Pollution has just published a report on novel materials and has looked at the case of nanotechnology, which describes the science of the very small. Nanotechnology covers those man-made materials or objects that are about a thousand times smaller than the microtechnology we use routinely, such as the silicon chips of computers.
Nanotechnology derives its name from the nanometre, which is a billionth of a metre. To get some measure of the scale of the materials and devices we are talking about, a human hair is about 80,000 nanometres wide.
Should we be concerned about nanotechnology?
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