Ключевые слова: asian, blackandwhite, casual, chemical, conceptual, contamination, copyspace, danger, dirty, disaster, dust, ecological, ecology, environment, environmental, exhaust, fumes, garbage, gas, gasmask, glance, grey, guy, lad, lifestyle, looking, male, man, mask, nature, negativity, outdoors, outside, people, person, polluted, pollution, portrait, posing, problems, protection, protective, respirator, rubbish, smog, standing, toxic, unclean, unhygienic, vietnamese,