The atmosphere of the factory, rattling metal objects: Listen & Download The atmosphere of the factory, rattling .mp3 Error! Change your browser, please! ⇓ Download Spectrograph ⚠ Electric generator (hum) ⚠ Forklift approaching ⚠ Air compressor, air blow ⚠ Forklift in motion ⚠ Automatic telephone switch ⚠ Lathe turning on, stop, work ⚠ Grind metal on a grinding machine in a ⚠ Low frequency running engine ⚠ Canning machine ⚠ Signal for lunch at the factory ⚠ Factory Atmosphere ⚠ ★★★★★