"Packaging rotogravure printing" means rotogravure printing on paper, paper board, metal foil, plastic film, and other substrates, which are, in subsequent operations, formed into rigid packaging products and other non-publication products.

Source. (See Revision Note at chapter heading for Env-A 1200) #9933, eff 6-1-11; ss by #12899, eff 10-17-19