Sodium decyl sulfate is widely used as a surfactant in various cleaning and personal care products. It is effective in reducing surface tension, making it a key ingredient in detergents, shampoos, and body washes. Its ability to emulsify oils and dirt allows for efficient removal of grease and grime from surfaces and hair. In industrial applications, it is utilized in formulations for metal cleaning and textile processing. Additionally, it serves as a wetting agent in agricultural products, enhancing the spread and absorption of pesticides and herbicides. Its foaming properties also make it suitable for use in firefighting foams.