from The Century Dictionary and Cyclopedia
- n. A volatile oil obtained by distilling tar.
Sorry, no etymologies found.
Contrary to tar-oil treatment the treated timber is odourless and can be painted over when it is dry.
Nitro-tar, made from crude tar-oil, by nitration with nitric acid of a specific gravity of 1.53 to 1.54.
There were at least two problems at this plant: dust from the hot gravel and tar-oil vapors.