Ключевые слова: acrid, air, air quality, alert, atmosphere, billow, cloud, combustion, contaminated, crisis, damage, danger, dark, dense, disaster, emergency, emergency response, environment, environmental, evacuation, fire, fumes, grey, harmful, hazard, health, industrial, inhalation, noxious, obscured, obstructive, ominous, pollution, smog, smoke, spread, thick, toxic, visibility,