Used primarily as a plasticizer in polymers, enhancing flexibility and durability of plastic materials. Commonly found in PVC applications to improve low-temperature performance and elongation properties. Acts as a lubricant in metalworking fluids, reducing friction and improving surface finish. Employed in cosmetic formulations as an emollient, providing smooth texture and improving skin feel. Also serves as a solvent or carrier in fragrance and dye applications due to its low volatility and good solvency.