Gas welding: Listen & Download Gas welding .mp3 Error! Change your browser, please! ⇓ Download Hydraulic pump ⚠ Postal sorting line ⚠ Forklift truck moving away ⚠ Circular knitting machine ⚠ Electric generator (hum) ⚠ Electric welding ⚠ Stitching machine ⚠ Shutdown, start, Compressor, run ⚠ Newspaper press ⚠ Lithographic press ⚠ Signal for lunch at the factory ⚠ Forklift drives by ⚠ ★★★★★