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  • americanchemicalsociety:

    “The genius of Mendeleev’s periodic table” from Lou Serico via TEDEducation.

    The more you know

    Source: americanchemicalsociety
    • January 18, 2013 (8:01 pm)
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    1. drwb2 reblogged this from americanchemicalsociety and added:
      The more you know
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