Page 6 - NANOTECHNOLOGY PRESENTATION _EN_Neat
P. 6
Scale
How small are we talking
about?
• A nanometre is equivalent to the
millionth part of a millimetre = 10-9 m
= 0.000001 mm
• A human hair is about 80,000 nm thick
• The diameter of an atom ranges from
about 0.1 to 0.5 nanometers
• A single particle of smoke is in the
order of 1000 nanometers
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