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A burn caused by caustic alkalies such as lye, caustic potash (potassium hydroxide), and caustic soda (sodium hydroxide), and marked by a painful skin lesion, often associated with gelatinization of tissue.
The burn is irrigated with large volumes of water and dressed.
CAUTION!Be careful to brush dry powder off the skin before applying water, as some chemicals, such as lye, react with water.
See also: burn