This U.S. industry comprises establishments primarily engaged in manufacturing tobacco products (except cigarettes). Illustrative Examples: Chewing tobacco manufacturing Reconstituting tobacco Cigar manufacturing Snuff manufacturing Prepared pipe tobacco manufacturing Cross-References. Establishments primarily engaged in-- ? Manufacturing cigarettes--are classified in U.S. Industry 312221, Cigarette Manufacturing; and ? Stemming and redrying tobacco--are classified in Industry 312210, Tobacco Stemming and Redrying.