Used as a lubricant and plasticizer in polymers to improve flexibility and processing. Common in polyurethane foams to control cell structure and enhance elasticity. Acts as a surfactant or emulsifier in coatings, adhesives, and cleaning products. Employed in hydraulic and heat transfer fluids due to its thermal stability and low toxicity. Used in personal care products like cosmetics and pharmaceuticals as a solvent or moisture carrier. Serves as a coupling agent in sealants and caulks to improve adhesion and cure performance.