LIGHT a.
ht oil (Chem.), the oily product, lighter than water, forming the chief part of the first distillate of coal tar, and consisting largely of benzene and toluene. -- Light sails (Naut.), all the sails above the topsails, with, also, the studding sails and flying jib. Dana. -- Light sleeper, one easily wakened. -- Ligh…
NAPHTHA n.
ually called crude petroleum, 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, illumina…
PYRROL n.
A nitrogenous base found in coal tar, bone oil, and other distillates of organic substances, and also produced synthetically as a colorless liquid, C4H5N, having on odor like that of chloroform. It is the nucleus and origin of a large number of derivatives. So called because it colors a splinter of wood moistened with…