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Pyroxylin :: Pyroxylin (n.) A substance resembling gun cotton in composition and properties, but distinct in that it is more highly nitrified and is soluble in alcohol, ether, etc.; -- called also pyroxyle..

Ether :: Ether (n.) A light, volatile, mobile, inflammable liquid, (C2H5)2O, of a characteristic aromatic odor, obtained by the distillation of alcohol with sulphuric acid, and hence called also sulphuric ether. It is powerful solvent of fats, resins, and pyroxylin, but finds its chief use as an anaesthetic. Called also ethyl oxide..

Xyloidin :: Xyloidin (n.) A substance resembling pyroxylin, obtained by the action of nitric acid on starch; -- called also nitramidin..

Collodion :: Collodion (n.) A solution of pyroxylin (soluble gun cotton) in ether containing a varying proportion of alcohol. It is strongly adhesive, and is used by surgeons as a coating for wounds; but its chief application is as a vehicle for the sensitive film in photography..

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