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Nanotechnology for civil engineering
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2. What Is Nanotechnology
3. What is Nanotechnology?
manipulating matter at the nanoscale
of a metre, or one millionth of a millimetre.
4. A red blood cell is 5,000nm in diameter. 5. A DNA molecule is 2.5nm wide. 6. 10 hydrogen atoms arranged side by side measure 1nm.