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rosin |
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rosin or colophony, hard, brittle, translucent resin resin, any of a class of amorphous solids or semisolids. Resins are found in nature and are chiefly of vegetable origin. They are typically light yellow to dark brown in color; tasteless; odorless or faintly aromatic; translucent or transparent; brittle, fracturing ..... Click the link for more information. , obtained as a solid residue from crude turpentine turpentine, yellow to brown semifluid oleoresin exuded from the sapwood of pines, firs, and other conifers. It is made up of two principal components, an essential oil and a type of resin that is called rosin . ..... Click the link for more information. . Usually pale yellow or amber, its color may vary from brownish-black to transparent depending on the nature of the source of the crude turpentine. Rosin has no taste but often has a faint odor of pine. It is soluble in alcohol, ether, turpentine, and several other organic solvents, and in solutions of various metal hydroxides. Rosin is not a pure substance but a mixture of several compounds, chiefly abietic acid. It is used in making cements, varnishes, paints, sealing wax, adhesives, and some soaps; for treating violin bows; as a dressing for machine belting; as a sizing material for paper; in the preparation of certain metals for soldering; and, in pharmacy, in some ointments, plasters, and similar preparations. Athletes commonly rub it (in the form of dust) upon their hands or the soles of their shoes to prevent slipping. rosin a translucent brittle amber substance produced in the distillation of crude turpentine oleoresin and used esp in making varnishes, printing inks, and sealing waxes and for treating the bows of stringed instruments How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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The Parsee, leading the others, noiselessly crept through the wood, and in ten minutes they found themselves on the banks of a small stream, whence, by the light of the rosin torches, they perceived a pyre of wood, on the top of which lay the embalmed body of the rajah, which was to be burned with his wife. When all the keeper's goods were flung upon this costly pile, to the last fragment, they smeared it with the pitch, and tar, and rosin they had brought, and sprinkled it with turpentine. Our carpenter being prepared to grave the outside of the ship, as well as to pay the seams where he had caulked her to stop the leaks, had got two kettles just let down into the boat, one filled with boiling pitch, and the other with rosin, tallow, and oil, and such stuff as the shipwrights use for that work; and the man that attended the carpenter had a great iron ladle in his hand, with which he supplied the men that were at work with the hot stuff. |
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