Construction, compressor discharges air: Listen & Download Compressor discharges air, Construction .mp3 Error! Change your browser, please! ⇓ Download Mask breathing ⚠ Rope torsion ⚠ Suction action of air ⚠ Air is bleeding through a hose ⚠ Soccer ball ⚠ Air is let through the regulator ⚠ Air pressure ⚠ Helium balloon ⚠ Balloon inflating ⚠ Air is blown through a glass tube ⚠ Air compressor operation ⚠ Inflating a mattress ⚠ ★★★★★