Ключевые слова: background, blades, blow, blower, blurred, breeze, circulation, climate, compressor, conditioner, conditioning, cool, coolant, cooler, cooling, electric, electricity, equipment, fan, grid, heat, high, industrial, industry, machine, machinery, motion, motor, object, old, pattern, power, propeller, rotate, sheet, silver, steel, system, technology, turbine, turning, vent, ventilation, ventilator, voltage, wave, window,