Just looking at the Material Safety Data Sheet for PU 5W-30 and it indicates it contains a "blend of polyolefins, hydrocarbon solvents and additives."
http://www.epc.shell.com/Docs/GSAP_msds_00061491.PDF
Are polyolefins a general term for polyalphaolefins (PAO's)?
http://www.epc.shell.com/Docs/GSAP_msds_00061491.PDF
Are polyolefins a general term for polyalphaolefins (PAO's)?