Used as a plasticizer in polymers to improve flexibility and durability, particularly in sealants and adhesives. Acts as a solvent and extractant in metal recovery processes, especially for rare earth elements and uranium in hydrometallurgy. Employed as a flame retardant additive in hydraulic fluids and lubricants due to its thermal stability and resistance to ignition. Also functions as an anti-foaming agent in industrial coatings and resin systems.