Rope torsion: Listen & Download Rope torsion .mp3 Error! Change your browser, please! ⇓ Download Balloon inflating ⚠ Balloon descent ⚠ A stream of air breaks out of a metal pipe ⚠ Air flow ⚠ Air pressure ⚠ Air compressor operation ⚠ Oxygen balloon ⚠ Mask breathing ⚠ Rope torsion ⚠ Air is blown through a glass tube ⚠ Cylinder pressure, air bleed, Air compressor ⚠ Blower, air broom ⚠ ★★★★★