Welding transformer, turning on, working, turning off: Listen & Download Working,, turning on, Welding transformer .mp3 Error! Change your browser, please! ⇓ Download General noise, Factory work ⚠ Electric welding ⚠ Working,, turning on, Welding transformer ⚠ Forklift approaching ⚠ Oil pump ⚠ Printing press ⚠ Drone in a mine tunnel, Factory atmosphere ⚠ Small centrifuge ⚠ Circular knitting machine ⚠ Factory Atmosphere ⚠ Machine engine gaining momentum ⚠ Dry cleaning ⚠ ★★★★★