Difference between revisions of "Coal tar"
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== Description == | == Description == | ||
| − | A black viscous liquid with a naphthalene odor. Coal tar is obtained by the distillation of bituminous coal. It can be separated into several fractions: [ | + | A black viscous liquid with a naphthalene odor. Coal tar is obtained by the distillation of bituminous coal. It can be separated into several fractions: [[gasoline]], oil, [[creosote oil (coal tar)|creosote]], and [[pitch]]. Coal tar is used in the manufacture of [[plastic|plastics]] and [[aniline dye|aniline dyes]]. It is also used for waterproofing, paints, roofing, roads, and as a [[pesticide]]. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
Revision as of 10:27, 13 January 2014
Description
A black viscous liquid with a naphthalene odor. Coal tar is obtained by the distillation of bituminous coal. It can be separated into several fractions: Gasoline, oil, creosote, and Pitch. Coal tar is used in the manufacture of plastics and aniline dyes. It is also used for waterproofing, paints, roofing, roads, and as a Pesticide.
Synonyms and Related Terms
coal-tar; goudron de houille (Fr.)
Other Properties
Soluble in ether, benzene, carbon disulfide, chloroform. Slightly soluble in ethanol, acetone, methanol, water.
| CAS | 65996-93-2 |
|---|---|
| Density | 1.18-1.23 |
Hazards and Safety
Human carcinogen. Toxic by inhalation. Combustible.
Authority
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
- The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998
- Art and Architecture Thesaurus Online, http://www.getty.edu/research/tools/vocabulary/aat/, J. Paul Getty Trust, Los Angeles, 2000