URI
Notation
665
Caption
Oils. Fats. Waxes. Adhesives. Gums. Resins
Broader class
66  Chemical technology. Chemical and related industries
Narrower classes
665.1Generalities on oils, fats, waxes and products derived from them
665.2Oils, fats and waxes of animal origin
665.3Vegetable oils, fats, waxes, phosphatides
665.5Essential oils. Perfumery. Cosmetics
665.6/.7Processes and products of the petroleum and allied industries
665.9Miscellaneous organic chemical industries