NAPHTHA n.
m, mineral oil, or rock oil. Specifically: That portion of the distillate obtained in the refinement of petroleum which is intermediate between the lighter gasoline and the heavier benzine, and has a specific gravity of about 0.7, -- used as a solvent for varnishes, as a carburetant, illuminant, etc.…
PETROLEUM n.
f the methane series, but may vary much in appearance, composition, and properties. It is refined by distillation, and the products include kerosene, benzine, gasoline, paraffin, etc. Petroleum spirit, a volatile liquid obtained in the distillation of crude petroleum at a temperature of 170° Fahr., or below. The term i…
POLISH v. 2 definitions
Hence, to refine; to wear off the rudeness, coarseness, or rusticity of; to make elegant and polite; as, to polish life or manners. Milton. To polish off, to finish completely, as an adversary. [Slang] W. H. Russell.