Explanatory notes
… stable in air, chiefly used as lubricants for delicate mechanisms (watches, sewing‑machines, fire‑arms, etc.). … become rancid. It is used as a lubricant for delicate mechanisms and for dressing skins. (4) Oil extracted from … It is a clear, golden‑yellow or reddish oil, with a smell of boiled eggs. (6) Turtle‑egg oil . Pale yellow and …