Related by context. Frequent words. (Click for all words.) 43 coal 42 sulfur dioxide nitrogen oxide 42 cement kiln 42 coal fired 42 Shippingport 41 plant 39 coking 39 CONSOL 39 coke ovens 39 utility Santee Cooper 39 Generating Plant 38 Boundary Dam 38 Coal Fired Power 38 owner Entergy Nuclear 38 desulfurization 38 Coking 38 smelting 38 zinc smelting 38 uranium tailings 37 coal mining 37 copper smelter 37 megawatt biomass 37 megawatt 37 Coal 37 hydroelectric generating 37 Comanche Peak 37 air toxics 37 sulfur dioxide emissions 37 coal gasification 37 garbage incinerator 37 coke oven 37 cement kilns 37 ash ponds 37 Generating Station 37 EKPC 36 baghouse 36 IGCC plant 36 coal ash 36 sulfur dioxide 36 lignite mining 36 plants 36 cathode copper 36 coal gasification plant 36 sub bituminous coal 36 Whiting refinery 36 copper smelting 36 lignite coal 36 SO2 35 Meredosia 35 Westmoreland Coal 35 scrubber 35 mussel species 35 smokestack emissions 35 coal mines 35 Steam Plant 35 Edwardsport 35 pollutant 35 AFUDC 35 TECO Coal 35 trona 35 Arch Coal Inc. 35 pulverized coal 35 coalbed methane wells 35 Hibbing Taconite 35 SunCoke 35 smelter 35 Brayton Point 35 mercury pollution 35 SunCoke Energy 35 SO2 emissions 35 Patriot Coal 35 mercury emissions 35 combustion turbine 35 smokestack 35 pollutants emitted 34 steam boilers 34 bituminous coal 34 sulfur coal 34 Oglethorpe Power 34 coal mine 34 coalfield 34 chlor alkali 34 polluting industries 34 coke 34 Old Dominion Electric Cooperative 34 lignite 34 Exelon Generation 34 gasified 34 methane digester 34 utility PacifiCorp 34 Power Plant 34 Dry Fork 34 Metallurgical coal 34 steel mills 34 nonutility 33 aluminum smelting 33 Shearon Harris 33 Vogtle 33 synthetic fuels 33 potlines 33 sulfur dioxide nitrogen oxides