Ключевые слова: area, banned, boiler, burns, capacity, caution, cell, chemical, chemistry, cigarette, circle, closed, coals, column, crossed, danger, diesel, explosive, facility, fence, filling, fire, firefighter, flame, forbidden, health, icon, industrial, information, metal, nicotine, no, not, notice, park, prohibited, prohibition, public, red, risk, safety, sign, signage, smoke, smoking, stop, symbol, tobacco, warning, wire,