That vitamins A and D can now be produced to sell as cheaply as good brandy is a fact which the chemical engineers of Arthur D. Little, Inc. let out of the pandora box of industry last week. The ...

The usual chemical method of obtaining vitamins from fish oil is to remove the oil and leave the vitamin—like obtaining a carburetor by removing the rest of an automobile of which it is part.

THREE vacuum distillation apparatuses capable of distilling amounts from 5 gm. to 500 gm. have been constructed for preparative and analytical work particularly in regard to fatty acid esters. They ...

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