The length of distance between HDD disk and head is ...
The length of 1 distance between HDD disk and head is 3 nanometers. That is ...
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3 times bigger than diameter of carbon nanotube (3.0 to be exact).
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30 times bigger than X-ray wavelength .
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60 times bigger than diameter of hydrogen atom .
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600 times bigger than shortest X-ray wavelength .
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192,308 times bigger than diameter of uranium nucleus .
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23 times smaller than diameter of bacterial flagella .
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32 times smaller than diameter of AIDS virus .
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39 times smaller than diameter of chromosome .
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57 times smaller than diameter SARS virus .
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98 times smaller than diameter of the smallest bacterial .
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984 times smaller than diameter of the largest virus .
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6,765 times smaller than diameter of wool fiber .
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62,554 times smaller than diameter of hair .
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921,239 times smaller than length of lice .
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8,265,640 times smaller than diameter of one-yen coin .
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88,066,584 times smaller than esophagus .
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331,137,679 times smaller than Japanese sword .
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7,571,417,199 times smaller than full length of reed cyctis (the largest fish in history) .
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15,449,567,311 times smaller than giant kelp (the longest seaweed) .
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218,912,663,048 times smaller than Warsaw radio tower .
