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chemograph - definition and synonyms

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noun
  1. From our crowdsourced Open Dictionary
    an impression created on a medium by a chemical reaction

    Molecular orbital contour models could be made on a piece of paper by reacting iron filings spread out under a magnetic field with chemicals. Such chemographs can be easily circulated in a classroom.

    Submitted by CR. ANANDAN from India on 14/07/2010
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