Ключевые слова: aeration, air, alloy, chimney, circulation, cold, conditioner, control, cool, cooler, cooling, drain, emission, engineering, exterior, factory, fan, flow, heat, hood, industrial, industry, iron, metal, metallic, outlet, outside, plant, pollution, roof, roofing, siding, stainless steel, steel, system, technology, temperature, turbine, vent, ventilate, ventilation, ventilator, venting, warehouse, warm, workshop,