Difference between revisions of "Essential oil"
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* R. J. Gettens, G.L. Stout, ''Painting Materials, A Short Encyclopaedia'', Dover Publications, New York, 1966 | * R. J. Gettens, G.L. Stout, ''Painting Materials, A Short Encyclopaedia'', Dover Publications, New York, 1966 | ||
Revision as of 20:18, 30 April 2016
Description
A fragrant, volatile plant extract with a characteristic odor. Essential oils are typically composed of terpenes that are extracted from the leaves, stems, flowers, or twigs of plants by steam distillation, solvent extraction or by pressing. They are nondrying and nonsaponifiable. Essential oils, or essences, are used in perfumes, flavorings and pharmaceuticals. Examples of essential oils are: lemon, cedar, cinnamon, clove, peppermint, lavender, almond, rosemary, and wintergreen.
Synonyms and Related Terms
aceite esencial (Esp.); huile essentielle (Fr.); olio essenziale (It); essence, perfumes
Other Properties
Soluble in ethanol, carbon disulfide, carbon tetrachloride, chloroform, ligroin and fatty oils. Insoluble in water.
| Density | 0.85-1.10 |
|---|
Sources Checked for Data in Record
- R. J. Gettens, G.L. Stout, Painting Materials, A Short Encyclopaedia, Dover Publications, New York, 1966
- Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
- Matt Roberts, Don Etherington, Bookbinding and the Conservation of Books: a Dictionary of Descriptive Terminology, U.S. Government Printing Office, Washington DC, 1982
- Art and Architecture Thesaurus Online, http://www.getty.edu/research/tools/vocabulary/aat/, J. Paul Getty Trust, Los Angeles, 2000