Paper and paper products; cardboard and cardboard products; paperboard; recycled paper, paperboard and cardboard; products made from these materials including printed matter and publications, posters, envelopes, stationery, cards, greeting cards, wrapping paper, sacks, pouches, bags and envelopes of paper or plastics for wrapping and packaging, plastic sheets and film, cardboard tubes, office requisites (excluding furniture), instructional and teaching material (except apparatus)