Ключевые слова: abstract, backdrop, background, black, bright, brown, burn, burnt, carbon, charcoal, closeup, coal, dark, dirty, energy, environment, exploitation, extraction, fire, flame, fossil, fuel, geology, gold, grunge, heap, heat, hot, industrial, macro, material, metal, mineral, mining, nature, ore, pattern, pile, power, raw, red, rock, rough, shiny, smoke, stone, textured, wallpaper, white, wood,