Home › Authors › United States. Environmental Protection Agency. Emission Factor and Inventory Group 👤 United States. Environmental Protection Agency. Emission Factor and Inventory Group 2 books Books by United States. Environmental Protection Agency. Emission Factor and Inventory Group Supplement E to Compilation of Supplement E to Compilation of air pollutant emission factors 1999 Locating and estimating air em Locating and estimating air emissions from sources of mercury and mercury compounds 1997