COALOIL
Coal oil
Coal oil is a term once used for a specific shale oil used for illuminating purposes. Coal oil is obtained from the destructive distillation of cannel coal, mineral wax, and bituminous shale, while kerosene is obtained by the distillation of petroleum. A special type of coal known as cannel coal is required to produce it.The above text is a snippet from Wikipedia: Coal oil
and as such is available under the Creative Commons Attribution/Share-Alike License.
coal oil
Noun
- kerosene or any unspecified lower grade derivative of crude petroleum
The above text is a snippet from Wiktionary: coal oil
and as such is available under the Creative Commons Attribution/Share-Alike License.