Ключевые слова: abstract, activated, ash, backdrop, background, black, branch, burnt, carbon, chalk, charcoal, coal, cooking, crack, dark, dirty, energy, environment, firewood, fossil, fuel, grill, grunge, hard, heap, heat, industry, luxury, material, mine, mineral, natural, nature, pieces, porous, power, resource, rough, smoke, surface, texture, textured, traditional, wood, wooden,