This industry comprises establishments primarily engaged in one or more of the following: (1) wet milling corn and vegetables; (2) crushing oilseeds and tree nuts; (3) refining and/or blending vegetable oils; (4) manufacturing shortening and margarine; and (5) blending purchased animal fats with vegetable fats. Cross-References. Establishments primarily engaged in-- ? Manufacturing table syrups from corn syrup and starch base dessert powders--are classified in Industry 31199, All Other Food Manufacturing; ? Reducing maple sap to maple syrup--are classified in Industry 11199, All Other Crop Farming; ? Milling flour or meal from grains and vegetables--are classified in Industry 31121, Flour Milling and Malt Manufacturing; ? Wet milling corn to produce nonpotable ethyl alcohol--are classified in Industry 32519, Other Basic Organic Chemical Manufacturing; ? Rendering or refining animal fats and oils--are classified in Industry 31161, Animal Slaughtering and Processing; and ? Manufacturing laundry starches--are classified in Industry 32561, Soap and Cleaning Compound Manufacturing.