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red lead

/rɛd liːd/

翻译: 指四氧化三铅(Pb3O4),一种鲜红色或橙红色粉末,历史上用作颜料、防锈剂以及玻璃和陶瓷制造,因铅毒性现多被更安全的替代品取代。

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phrase

/rɛd liːd/formaltechnical已废弃
  • zh指四氧化三铅(Pb3O4),一种鲜红色或橙红色粉末,历史上用作颜料、防锈剂以及玻璃和陶瓷制造,因铅毒性现多被更安全的替代品取代。

An outdated term for red lead oxide (Pb3O4), a bright red or orange powder historically used as a pigment in paints, as a rust inhibitor, and in the manufacturing of glass and ceramics. It is now largely replaced by safer alternatives due to lead toxicity.

  1. Lead tetroxideC2formal

    A bright red or orange crystalline powder (Pb3O4) used as a pigment, in rust-proofing paints, and in the manufacture of glass and ceramics.

    zh铅丹

    • Red lead was historically used as a pigment in medieval manuscripts.
    • The ship's hull was coated with red lead to prevent corrosion.
    • Workers handling red lead must wear protective equipment due to its toxicity.