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red lead

red lead, bright red to orange-red powder, also called minium, that is used in the manufacture of storage batteries, lead glass, and red pigments; a paint made with red lead is commonly used to protect iron and steel from rusting. Chemically, red lead is lead tetroxide, Pb3O4, a water-insoluble compound that is prepared by the oxidation of metallic lead or of litharge (lead monoxide); the commercial product sometimes contains litharge as an impurity.

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"red lead." The Columbia Encyclopedia, 6th ed.. . Encyclopedia.com. 27 Jun. 2017 <http://www.encyclopedia.com>.

"red lead." The Columbia Encyclopedia, 6th ed.. . Encyclopedia.com. (June 27, 2017). http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/red-lead

"red lead." The Columbia Encyclopedia, 6th ed.. . Retrieved June 27, 2017 from Encyclopedia.com: http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/red-lead

red lead

red lead • n. a red form of lead oxide used as a pigment.

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"red lead." The Oxford Pocket Dictionary of Current English. . Encyclopedia.com. 27 Jun. 2017 <http://www.encyclopedia.com>.

"red lead." The Oxford Pocket Dictionary of Current English. . Encyclopedia.com. (June 27, 2017). http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/red-lead

"red lead." The Oxford Pocket Dictionary of Current English. . Retrieved June 27, 2017 from Encyclopedia.com: http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/red-lead