147 



Oil of Cucurbita PepO (pumpkin). Obtained from the seeds 

 by pressing. — Pale-yellow, thick, inodorous, and tasteless; of 0*923 

 density; solidifies at — 15°; dries slowly. 



Oil of Curcuma lOUg'a. Obtained by distillation with water 

 from the root. — Citron-yellow, thin, of penetrating smell and hot 

 taste. 



Oil of Curcuma Zetloaria (zedoary). Obtained, like the fore- 

 going, from the tubers. — Pale-yellow, turbid, thick, heavier than 

 water ; has a jjeculiar fragrant, camphor-like odour, and a some- 

 what bitter, hot, camphoraceous taste. 



Oil of Cyperus eSCUleutUS (earth-nut). Obtained by pressing 

 the tubers. — Yellow, inodorous, mild; of 0"919 density; solidifies 

 at 0° ; is readily saponified ; hardens with hyponitric acid. 



Oil of Dahlia purpurea, Obtained by aqueous distillation 

 from the tubers. — Yellowish; smells very sti-ougly like the tubers; 

 has a sweetish, afterwards sub-acrid taste ; sinks slowly in Avater; 

 becomes thick like butter, somewhat crystalline, and separates 

 benzoic acid. 



[Oil of Daphue Mezereuui. Fat-oil obtained by pressing the 

 fruits. — Yellowish, drying oil of at first sweet, afterwards burning- 

 sharp and acrid taste, and of 0"8903 density at 15°C. It dissolves 

 in ether, sulphide of carbon and benzol, less in strong alcohol; does 

 not solidify at — 16°. It forms with concentrated sulphuric acid a 

 deep-red, heavy liquid ; with concentrated nitric acid a red 

 mass of a bitter-almond-like odour. It consists, according to A. 

 Casselmann, of about 10% stearin, palmitin and myristin, and of 

 90% linolein and olein, with traces of volatile fat acids and 

 coccognin.] 



Oil of DauCUS Carota (carrot). Obtained by distilling the root 

 with water. — Has a peculiar strong, penetrating smell, and a 

 similar taste, wai'ming and somewhat disagreeable; of 0"886 

 density. 



Oil of Dicypellium caryopliyllatum (clove-bark). Obtained 



by distilling the bark with water. — Is heavier than water; re- 

 sembles in odour oil of cloves, and is somewhat similarly consti- 

 tuted. 



Oil of Dryobalauops. See Borneen and Borneol. 



Oil of Elais Guiueeusis. See Palm-oil. 



Oil of Eleuii:i:C2o Hig. Obtained by aqueous distillation. — 

 Colourless, mobile, smells like elemi-resin ; has an acrid taste; of 

 0-850 density; boils at 166°-174°. 



Oil of Elettaria Cardamomum (cardamom). Obtained by 

 distilling the seeds with water. — Pale-yellow, of the odour and 

 taste of the seeds, of "9 2-0 "9 4 density; neutral; deposits a stea- 



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