massicot

Noun. (chemistry) lead monoxide, PbO, obtained as a yellow amorphous powder, the fused and crystalline form of which is called litharge; lead ocher. It is used as a pigment; also, ''lead oxide yellow'', as opposed to red lead, which is lead tetroxide Pb₃O₄.

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This entry was last updated on RefTopia from its source on 3/20/2012.