aData from EPA, Compilation of Air Pollutant Emission Factors, AP-42, Fifth ed., U.S. Environmental Protection Agency, U.S. Government Printing Office, Washington, D.C., January 1995. Tons are short tons.

^Expressed as aerodynamic equivalent diameter.

cA = wt.% ash content of lignite, wet basis; for example, if lignite is 5% ash, then A = 5. To convert from lb/ton to kg/Mg, multiply by 0.5. To convert from lb/ton to lb/MM Btu, multiply by 0.0625.

dEstimated control efficiency for multiple cyclone is 80%. eInsufficient data.

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