Triethanolamine phosphate is widely used as a corrosion inhibitor in metalworking fluids, protecting machinery and tools from rust and wear during cutting, grinding, and other processes. It is also employed as a dispersing agent in the production of paints and coatings, ensuring even distribution of pigments and enhancing product stability. In the textile industry, it acts as a softening agent, improving the texture and flexibility of fabrics. Additionally, it is utilized in personal care products like shampoos and lotions, where it functions as an emulsifier and pH adjuster, contributing to smoother formulations and balanced skin compatibility. Its role in agriculture includes being a component of fertilizers, aiding in nutrient absorption by plants.