curd, tannic acid, cellulose, alkaloid, essence, caffeine, additive, balsam, carbohydrate, albumin, belladonna, aspartame, coloring, ascorbic acid, curare, essential oil, extract, butterfat, chlorophyll, agar, colouring
- To make red wine, the must should be fermented on the husks, as generally the darkest color is desired, and also, a certain astringency, which the wine will acquire principally from the seeds, skins, and stems of the grapes, which contain the tannin. - "The Cultivation of The Native Grape, and Manufacture of American Wines", George Husmann.
- If a black substance appears in the tubes, tannin is present. - "School and Home Cooking", Carlotta C. Greer.
- It contains much tannin. - "Herbal Simples Approved for Modern Uses of Cure", William Thomas Fernie.