00000nam 2200000zi 4500 9.900317 CaOODSP 20250107144056 m o d f cr |n||||||||| 210407e20090323onca obs f000 0 eng d CaOODSP eng rda CaOODSP n-cn--- En84-268/2009E-PDF Bergstra, Raymond John, 1962- author. Petroleum substances review : lubricating oils : non-confidential summary / prepared for Environment Canada; report by Dr. Ray Bergstra. Lubricating oils study, March 2009 [Ottawa] : [Environment Canada], March 23, 2009. 1 online resource (28 pages) : colour illustrations text txt rdacontent computer c rdamedia online resource cr rdacarrier Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references. Lubricating oils Canada Statistics. Lubricating oils Environmental aspects Canada. Lubricating oils Toxicology Canada. Huiles de graissage Canada Statistiques. Huiles de graissage Aspect de l'environnement Canada. Huiles de graissage Toxicologie Canada. Statistics lcgft Statistiques rvmgf Canada. Environment Canada, issuing body. PDF 150 KB https://publications.gc.ca/collections/collection_2021/eccc/en84/En84-268-2009-eng.pdf