Ключевые слова: ash, backgrounds, black color, burning, closeup, coal, coal mine, color image, colors, cooking, copy space, cut out, dark, dirt, dirty, exploding, fire natural phenomenon, fossil fuel, fuel and power generation, hardwood, heap, horizontal, industry, installing, macrophotography, material, mineral, mining natural resources, nature, no people, nugget, outdoors, preparation, purity, rock object, rough, solid, stack, stone object, stone material, studio shot, textured, textured effect, toughness, tradition, white background, white color, wood material,