Related by context. Frequent words. (Click for all words.) 49 IDEM 47 ArcelorMittal 45 slag 44 SunCoke 43 Arcelor Mittal 43 metallurgical coke 40 OEPA 39 steelmaker 39 steelmaking 39 coke ovens 39 fly ash 38 DEQ 37 pig iron 37 steel mill 37 MDEQ 37 Mittal Steel 37 Highveld Steel 37 Gerdau SA 36 ArcelorMittal SA 36 dioxide 36 Cliffs Natural Resources 36 recycler 36 wastewater discharge 36 coke oven 36 steelworks 36 Arcelor 36 iron ore pellets 36 toxic waste 36 steelmakers 36 ThyssenKrupp Steel 36 Lafarge 36 Severstal 36 smelter 36 chlorides 35 steel mills 35 iron ore pellet 35 blast furnaces 35 blast furnace 35 sinter 35 AK Steel 35 Laiwu Steel 35 coal tar 35 Slag 35 manganese 35 Evonik 35 metallurgical 35 IEPA 35 copper smelter 35 largest steelmaker 35 Steel Dynamics 35 cement kilns 35 DEP 35 Gerdau 35 Bluescope 34 electric arc furnace 34 recyclers 34 Vale SA 34 Evraz Group 34 smelting 34 wastewater discharges 34 Wheeling Pitt 34 tells SBB 34 Eramet 34 CONSOL 34 flue gas 34 RCRA 34 ferroalloys 34 polluter 34 sludge 33 Weirton Steel 33 hydrofluoric acid 33 NLMK 33 Smelting 33 EPA 33 Acerinox 33 coal slurry 33 biggest steelmaker 33 Arcelor SA 33 Environmental Quality 33 OmniSource 33 OAO Severstal 33 coal 33 Environmental Integrity 33 Lanxess 33 Brazil CVRD 33 Tailings 33 Eurofer 33 total dissolved solids 33 SBB notes 33 flue gases 32 steel 32 ferrous 32 Environmental Protection 32 smelters 32 scrubber 32 soda ash 32 Shougang 32 slurries 32 Nucor 32 iron ore exporter 32 Allegheny Technologies