rock oil

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

But by fracking the rock, oil flowed from the shale.

From The Wall Street Journal • Apr. 8, 2014

The oil mentioned in the next line, is that called the rock oil, petroleum, a black fetid mineral oil, good for bruises and sprains.

From The Lusiad or The Discovery of India, an Epic Poem by Camões, Luís de

His words are:— “Petroleum, rock oil, or what the Welsh call it, Ymenin tylwyth têg, or Fairies’ butter, has been found in the lime stone strata in our mineral country. 

From Welsh Folk-Lore a Collection of the Folk-Tales and Legends of North Wales by Owen, Elias

No. On all bearings the same oil, but on mainspring a rock oil.

From Friction, Lubrication and the Lubricants in Horology by Lewis, William T.

So far, Bissell's enterprise seemed to promise success, yet the great problem still remained: how could he obtain this rock oil in amounts large enough to make his enterprise a practical one?

From The Age of Big Business; a chronicle of the captains of industry by Hendrick, Burton Jesse