Signal for lunch at the factory: Listen & Download Signal for lunch at the factory .mp3 Error! Change your browser, please! ⇓ Download Print imprinted in cardboard, Notches ⚠ Laser welding ⚠ Robotic assembly line ⚠ On, off, standby, Forklift ⚠ Start, run, Compressor, shutdown ⚠ Hydraulic down machine ⚠ Box making machine ⚠ Grind metal on a grinding machine in a ⚠ Compressor industry ⚠ Stamping press ⚠ Dry cleaning ⚠ Gas welding ⚠ ★★★★★ HTML code: BB code: