Newspapers are printed on newsprint, an uncoated groundwood paper made by grinding wood pulp without removing lignin and other wood pulp components.

Glass containers are made from sand, limestone, soda ash, cullet (crushed bottles) and various additives, including those used to color brown, green or blue bottles.

Corrugated boxes are named for the fluted inner layer that is sandwiched between layers of linerboard.

Aluminum packaging has never had more than 1 percent market share of generated MSW.

The popularity of on-the-go beverage bottles made from PET poses a recycling challenge.

Electronic documents have fostered a 28 percent decline in generation in last nine years.