The [[EPA]] provides a list of [http://www.epa.gov/ozone/ods.html class I] and [http://www.epa.gov/ozone/ods2.html class II] substances with their [[ODP]]s, [[GWP]]s, and [[CAS]] numbers. | The [[EPA]] provides a list of [http://www.epa.gov/ozone/ods.html class I] and [http://www.epa.gov/ozone/ods2.html class II] substances with their [[ODP]]s, [[GWP]]s, and [[CAS]] numbers. |