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Coal tar   Listen
noun
Coal tar  n.  A thick, black, tarry liquid, obtained by the distillation of bituminous coal in the manufacture of illuminating gas; used for making printer's ink, black varnish, etc. It is a complex mixture from which many substances have been obtained, especially hydrocarbons of the benzene or aromatic series. Note: Among its important ingredients are benzene, aniline, phenol, naphtalene, anthracene, etc., which are respectively typical of many dye stuffs, as the aniline dyes, the phthaleïns, indigo, alizarin, and many flavoring extracts whose artificial production is a matter of great commercial importance.






Collaborative International Dictionary of English 0.48








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"Coal tar" Quotes from Famous Books



... serpent came; as usual, forced his head and part of his body down the hatchway, perceived me, and with eyes darting fire reached out his head to seize me. I dashed the broom into his mouth, and bobbed my head immediately under the coal tar. When I lifted it up again, almost suffocated, the animal had disappeared. I crawled out, and looking over the side, perceived him lashing the ocean in his fury, plunging and diving to rid himself of the composition with which I had filled his mouth. After exhausting himself with his furious endeavours, ...
— The Pacha of Many Tales • Frederick Marryat

... less permanent than natural ones. This is seldom the case; as a matter of fact, some of the fastest and most valuable dyes are now made artificially and many are not procurable from vegetable coloring matters. Most of the cheaper dyes made from coal tar are fugitive; that is, they fade in sunlight or water or in both. They are often still further cheapened by being adulterated with salt, dextrine and the like. Such are the colors which are usually sold by the Chinese ...
— Philippine Mats - Philippine Craftsman Reprint Series No. 1 • Hugo H. Miller

... this work, which have recently been published in bulletin form, it is concluded that the use of white lead, white zinc, yellow ochre, coal tar, shellac and avenarious carbolineum as coverings for wounds under five inches in diameter is not only useless, but usually detrimental to the tree. This is particularly true of peaches, and perhaps of some other stone fruits, which, according to recommendations, should ...
— Trees, Fruits and Flowers of Minnesota, 1916 • Various

... the addition of Glauber's salt, or some other alkaline salt, the essential feature or principle being that the bath is an acid one. This method is applicable to the large group of azo dye-stuffs derived from coal tar, and also to the acid dyes prepared from the basic coal-tar colours by ...
— The Dyeing of Woollen Fabrics • Franklin Beech

... shouts, from shouts to yells, then broke in a crescendo of turmoil. Collars came loose and voices grew hoarse. The restrained anxiety had swept into an open furore of fear. It looked as if the bottom were dropping out of Coal Tar Products. At once a dozen operators raced for their telephones. Hamilton Burton had struck, and his first blow was on Coal Tars! That was the whispered word that ...
— Destiny • Charles Neville Buck

... as those of the seaboard. A thatch, whose projecting eaves form deep shady verandahs, surmounts walls of split bamboo, supported by raised platforms of tamped earth, windows being absent and chimneys unknown; the ceiling is painted like coal tar by oily soot, and two opposite doors make the home a passage through which no one hesitates to pass. The walls are garnished with weapons and nets, both skilfully made, and the furniture consists of cooking utensils and water-pots, mats for bedding, ...
— Two Trips to Gorilla Land and the Cataracts of the Congo Volume 1 • Richard F. Burton

... Liquor carbonis detergens is made by mixing together nine ounces of tincture soap bark and four ounces of coal tar, allowing to digest for eight days, and filtering. The tincture of soap bark used is made with one pound of soap bark to one gallon of 95 per cent. alcohol, digesting for a week or so. Instead of the proprietary name above, ...
— Essentials of Diseases of the Skin • Henry Weightman Stelwagon



Words linked to "Coal tar" :   naphthalene, pitch



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