boiled oil

boiled oil

[¦bȯild ′ȯil]
(materials)
A drying oil in which metallic driers are added during the cooking; the reaction releases water, resulting in a boiling of the batch.

boiled oil, pale-bodied oil

Any oil, but esp. linseed oil, which has been partially polymerized by heating at about 500°F (260°C) together with driers to promote rapid drying.
References in periodicals archive ?
They boiled oil and made the men immerse their hands.
Graham, Hall Green A: GOOD chips are cooked in very hot high quality boiled oil or fat, drained when tender and very lightly browned then fried very briefly a second time.
A common autumn treat among the Tsimsian of Canada's west coast is a mixture of blueberries and a fat made from the boiled oil of the eulachon fish.