AmericanPetroleumInstituteComparison of API and EPA Toxic AirPollutant Emission Factors forCombustion SourcesRegulatory Analysis and Scientific AffairsPUBLICATION NUMBER 4720SEPTEMBER 2002Comparison of APl and EPA Toxic AirPollutant Emission Factors forCombustion SourcesRegulatory Analysis and Scientific AffairsAPI PUBLICATION NUMBER 4720SEPTEMBER 2002PREPARED UNDER CONTRACT BY:Edward SaboPES,a MACTEC Company560 Herndon Parkway,Suite 200Herndon,Virginia 20170DAmericanPetroleumInstituteHelping YouGet The JobDone Right.