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 [[ozone depletion potential]]s, [[global warming potential]]s, and [[CAS number]]s. | 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 [[ozone depletion potential]]s, [[global warming potential]]s, and [[CAS number]]s. |