Related by context. Frequent words. (Click for all words.) 70 coal gasification 66 biomass 66 syngas 65 gasifier 63 cogeneration 62 pyrolysis 59 biogas 59 IGCC 58 Biogas 58 Biomass 58 anaerobic digestion 58 flue gas 57 cogeneration plant 56 biorefinery 56 feedstock 55 petroleum coke 55 incineration 55 anaerobic digester 55 carbon capture 55 combustion 54 lignite 53 wood pellet 53 woody biomass 52 wood pellets 52 Carbon Capture 52 supercritical 52 pulverized coal 52 waste incinerator 51 biodiesel 51 geothermal 51 digesters 51 coal 50 biobutanol 50 SOFC 50 boilers 50 thermoelectric 50 incinerator 50 bio diesel 50 cellulosic ethanol 50 methanol 50 coal fired 49 bioenergy 49 cellulosic 49 reverse osmosis 49 coal gasification plant 49 digester 49 incinerators 49 carbon sequestration 49 biomethane 48 wastewater treatment 48 chlor alkali 48 desalination 48 turbine 48 LNG 48 bio ethanol 48 butanol 48 bagasse 48 bioethanol 48 autoclave 47 aluminum smelting 47 EOR 47 feedstocks 47 fractionation 47 hydro 47 steam generator 47 regasification 47 #MW [004] 47 megawatt MW 46 sintering 46 biochar 46 environmentally benign 46 chlorine dioxide 46 natural gas 46 selective catalytic reduction 46 steam turbine 46 olefins 46 liquid fuels 46 electric arc furnace 46 heap leach 46 composting 46 LNG terminal 45 steam turbines 45 waste disposal 45 Combustion 45 megawatt 45 methane 45 biofuel 45 corn stover 45 renewable energy 45 hydro electric power 45 liquefied natural gas 45 heap leaching 45 landfilling 45 Tenaska 45 fermentation 45 biosolids 45 hydroelectric 45 ethanol 45 hydropower 44 coking 44 petrochemical