Chapter 21 Substrates 401
3. Visit a paper storage facility and list the paper
classifi cations as well as the paper sizes
associated with that classifi cation.
4. As a group project, request the specifi cations
for an actual job from a printing plant. Do all of
the calculations necessary to determine how
much paper is necessary for the job. Then visit
the plant and fi nd out if your calculations were
correct.
Related Web Links
International Paper
www.ipaper.com
Site for the paper and packaging company with
information on different types of forests and paper.
Forest Stewardship Council
www.fsc.org
Information and standards for responsible forest
management.
ForestEthics
www.forestethics.org
An organization dedicated to the future health of
endangered forests worldwide.
Green Seal
www.greenseal.org
Organization that offers studies, information, and
standards about different environmental issues.
Green-e
www.green-e.org
Organization with standards for products made with
renewable energy.
Chlorine Free Products Association
www.chlorinefreeproducts.org
Organization dedicated to creating products without
the use of chlorine compounds.
Sustainable Forestry Initiative
www.sfi program.org
Organization with information and standards to help
protect from deforestation.
chain of custody: The process of tracking and recording
the possession and transfer of wood and fi ber from forests
of origin to the end user.