Tannin is a boy's name. Other names similar to Tannin would be Tannon, Tannen, Tannan and Tynnin. Tannis and Tannie also sounds very cute as a baby name.
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Plant roots also produce acid that reacts with rocks. Plants produce a substance called tannin. In solution, tannin forms tannic acid which dissolves some minerals in rocks.
tannin
Ink was made out of tannin, iron sulfate, gum, and water.
Cranberries contain tannin
Tannin solutions are acids responsible for the color and some flavor in tea.
Tannin
Tannin in coffee contains approximately 90,000 ppm. Tannin is also found in other products including red wines and apple cider.
tannin
Water
Foods that contain tannin include red wine, apple juice, apple cider, pears and red-skinned apples. Some people are sensitive to tannin and it can trigger migraines.
Tannin is a boy's name. Other names similar to Tannin would be Tannon, Tannen, Tannan and Tynnin. Tannis and Tannie also sounds very cute as a baby name.
You probably mean Tannin. And there is normally no tannin in deep wells. Only in shallow wells.
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Real tea, that is tea brewed from the Camellia sinensisplant, contains tannin because the leaves of the plant from which tea is made contains tannin. "Herbal teas" (also known as "tisanes"),made from infusions of fruits or herbs may or may not contain tannin depending the nature of plant used, but most seem to contain tannin and in some instances the amount is greater than that of real tea. Lemon grass 'tea' is a tasty herbal tea that does not contain tannin if it is 100% lemon grass.
Tannin and lignin are two types of organic 'acids' that can change the color to tan, light brown, or brown.Ferulic acid can make water black, like coffee.