Ключевые слова: air, blower, building, condition, conditioning, construction, control, cool, cooling, factory, fan, flow, heat, home, household, industrial, industry, infrastructure, metal, motion, old, outdoor, outside, roof, roofing, rooftop, round, silver, sloped, spinning, steel, system, technology, temperature, top, turbine, vent, ventilation, ventilator, wind,