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Related to lead tetroxide: red lead
lead tetroxide[′led ‚te′träk‚sīd]
Pb3O4 A poisonous, bright-red powder, soluble in excess glacial acetic acid and dilute hydrochloric acid; used in medicine, in cement for special applications, in manufacture of colorless glass, and in ship paint. Also known as lead orthoplumbate; lead oxide red; red lead.