Air compressor operation: Listen & Download Air compressor operation .mp3 Error! Change your browser, please! ⇓ Download Mask breathing ⚠ Wind tunnel ventilation ⚠ Truck Air Brakes ⚠ Air is let through the regulator ⚠ Rope torsion ⚠ A stream of air breaks out of a metal pipe ⚠ Air is bleeding through a hose ⚠ Blower, air broom ⚠ Balloon inflating ⚠ Air flow ⚠ Construction, compressor discharges air ⚠ Air pressure ⚠ ★★★★★