Animal, vegetable or microbial fats and oils and their fractions, boiled, oxidized, dehydrated, sulphurized, blown dry, polymerized by heating in vacuum or in inert gas or by other chemical modification, other than those of heading 15.16; Inedible mixtures or preparations of animal, vegetable or microbial fats or oils or of fractions of different fats or oils of this Chapter, not elsewhere specified or included. other places