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
In the late fifties Mr. George H. Bissell had become interested in rock oil, not as an embrocation and as a cure for most human ills, but as a light-giving material.
From The Age of Big Business; a chronicle of the captains of industry by Hendrick, Burton Jesse
Both Townsend and Drake would have died richer men had they never heard of the Pennsylvania rock oil.
From Inventors by Hubert, Philip Gengembre
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
