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Caustic lye, also known as sodium hydroxide (NaOH), is a strong alkaline compound that is commonly used in a variety of industrial and commercial applications. It is a white solid that is highly soluble in water and forms a strong base when dissolved in water.
Caustic lye is widely used as a chemical reagent in the production of various organic and inorganic chemicals, including detergents, soaps, textiles, paper, and more. It is also used in the food industry to process foods, such as olives and cocoa, and as a cleaning agent for food processing equipment.