Creative Chemistry - Descriptive of Recent Achievements in the Chemical Industries by Edwin E. Slosson
page 187 of 299 (62%)
page 187 of 299 (62%)
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yet been won over to the use of any such newfangled fodder and
consequently the British manufacturer could not compete with his continental rivals in the seed-crushing business, for he could not dispose of his meal-cake by-product as did they. [Illustration: Photo by Press Illustrating Service Cottonseed Oil As It Is Squeezed From The Seed By The Presses] [Illustration: Photo by Press Illustrating Service Cottonseed Oil As It Comes From The Compressors Flowing Out Of The Faucets When cold it is firm and white like lard] Let us now turn to the most valuable of the cottonseed products, the oil. The seed contains about twenty per cent. of oil, most of which can be squeezed out of the hot seeds by hydraulic pressure. It comes out as a red liquid of a disagreeable odor. This is decolorized, deodorized and otherwise purified in various ways: by treatment with alkalies or acids, by blowing air and steam through it, by shaking up with fuller's earth, by settling and filtering. The refined product is a yellow oil, suitable for table use. Formerly, on account of the popular prejudice against any novel food products, it used to masquerade as olive oil. Now, however, it boldly competes with its ancient rival in the lands of the olive tree and America ships some 700,000 barrels of cottonseed oil a year to the Mediterranean. The Turkish Government tried to check the spread of cottonseed oil by calling it an adulterant and prohibiting its mixture with olive oil. The result was that the sale of Turkish olive oil fell |
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