What's the difference between litharge and massicot?
Litharge
Definition:
(n.) Lead monoxide; a yellowish red substance, obtained as an amorphous powder, or crystallized in fine scales, by heating lead moderately in a current of air or by calcining lead nitrate or carbonate. It is used in making flint glass, in glazing earthenware, in making red lead minium, etc. Called also massicot.
Example Sentences:
(1) Among these diseases, lead or saturnine poisoning (colica saturnina) caused by lead monoxide PbO, also known as litharge, was much dreaded (a 17th-century physician from Goslar wrote a treatise on "Lithargyrii fumo noxio morbifico, vulgo dicto 'pit cat'"); a miner's disease associated with phthisis and pareses of a then unknown etiology; and in some cases even with hookworm disease that was much later recognised as yet another professional disease of miners.
(2) A 27-year-old woman ingested as an abortifacient 40 grams of litharge (PbO).
Massicot
Definition:
(n.) Lead protoxide, 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.