Ключевые слова: abstract, ash, black, bonfire, burning, central, coal, cost, cube, dark, deposits, dirty, ecology, effect, energy, environment, exploitation, extract, extraction, fire, flame, flip, fuel, gas, gloves, heat, hot, industrial coal, industry, lignite, load, macro, manufacturing, material, metallurgical, mine, miner, mineral, nature, power, resources, smoke, stone, stove, texture, textured, tiled, types, volcanic rock, worker,