Ключевые слова: abstract, air, backdrop, background, black, blur, bw, chemical, cloud, dark, defocused, dry ice, empty space, exhaust, floating, flow, fog, fume, gas, ghost, gray, haze, humidifier, mist, mist cloud, night, nobody, overlay, pollution, poster, puff, smog, smoke, spreading, steam, steam background, swirl, texture, toxic, transparent, vapor, wallpaper, wave, white,