EPA document tracking number for the Compilation of Air Pollutant Emission Factors.
Information about Emission Factors supplied in AP 42 can be found at the following web site: http://www.epa.gov
Source: U.S. EPA. 2011. Emission Factors and AP 42. Technology Transfer Network Clearinghouse for Inventories and Emission Factors. Accessed on 11 September 2013. Available at http://www.epa.gov