"Tatri," commonly known as citric acid, is a white, crystalline powder derived from citrus fruits that is used in cooking and cleaning for its sour taste and preservative properties. It is a versatile ingredient used to add tartness to foods like jams and preserves, acts as a leavening agent in baking, and functions as a natural descaler for household appliances. In addition to its culinary uses, tatri is also found in cosmetics and personal care products