An oil used for illuminating purposes formerly obtained from the distillation of mineral wax bituminous shale etc and hence called also coal oil It is now produced in immense quantities chiefly by the distillation and purification of petroleum It consists chiefly of several hydrocarbons of the methane series having from 10 to 16 carbon atoms in each molecule and having a higher boiling point 175 325deg C than gasoline or the petroleum ethers and a lower boling point than the oils
View Judgments Citing this Phrase View Acts Citing this Phrase