Animal and vegetable oils, fats and waxes

Code 4 covers all animal and vegetable oils, fats and waxes, whether crude, refined or processed, including products such as butter, lard, fish oil, vegetable oils, greases and solid waxes, as well as their derivatives used for food, industrial or commercial purposes. It excludes essential oils used chiefly for fragrance or medicinal purposes, which are classified elsewhere.