lignite Definition

brown coal, wood coal, coal, lignin, brown, bituminous coal, gasification, biomass, bauxite, briquette, uranium, ore, iron ore, bituminous, uranium ore, coal mine, thorium, fossil fuel, lignitiferous, xylanthrax, steam coal, sea coal, cologne earth, biogas, surturbrand, cannel coal, washery, bitumen, hydropower, megawatt, soda ash, feldspar, natural gas, coal seam, kaolin, coking, alumina, shales, sinter, dolomite, chromite, feedstock, limestone, bagasse, cogeneration, coalmine, nepheline, magnesite, ferromanganese, barite, fly ash, spodumene, mines, magnetite, wind farm, calorific value, hydrocarbon, hydro, greenfield, glauconite, tailings, anthracite coal, sulfur, subbituminous, refinery, ferrochromium, boilers, diatomite, portland cement, biodiesel, manganese, laterite, urea, taconite, hydroelectricity, vegetable matter, sulfide, torrefaction, gasfield, paraffinic, fluorspar, desulfurization, quarries, anthracite, phosphorus pentoxide, luminant, kerogen, minerals, smelter, calcium oxide, radioactive waste, ethanol, smelting, beneficiation, arenite, gas, bentonite, arc furnace, stover, white coal,