chrome yellow
    n 1: any of several yellow pigments consisting of normal lead
         chromate and other lead compounds

Yellow \Yel"low\, n.
   1. A bright golden color, reflecting more light than any
      other except white; the color of that part of the spectrum
      which is between the orange and green. "A long motley coat
      guarded with yellow." --Shak.
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   2. A yellow pigment.
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   Cadmium yellow, Chrome yellow, Indigo yellow, King's
   yellow, etc. See under Cadmium, Chrome, etc.

   Naples yellow, a yellow amorphous pigment, used in oil,
      porcelain, and enamel painting, consisting of a basic lead
      metantimonate, obtained by fusing together tartar emetic
      lead nitrate, and common salt.

   Patent yellow (Old Chem.), a yellow pigment consisting
      essentially of a lead oxychloride; -- called also
      Turner's yellow.
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Chrome \Chrome\, n.
   Same as Chromium.
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   Chrome alum (Chem.), a dark violet substance,
      (SO4)3Cr2.K2SO4.24H2O, analogous to, and crystallizing
      like, common alum. It is regarded as a double sulphate of
      chromium and potassium.

   Chrome green
   (a) The green oxide of chromium, Cr2O3, used in enamel
       painting, and glass staining.
   (b) A pigment made by mixing chrome yellow with Prussian
       blue.

   Chrome red, a beautiful red pigment originally prepared
      from the basic chromate of lead, but now made from red
      oxide of lead.

   Chrome yellow, a brilliant yellow pigment, PbCrO4, used
      by painters.
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