Air compressor, air blow:
-
Oil pump
-
General noise, Factory work
-
Spinning machine
-
Turn off, Air compressor turn on
-
Print imprinted in cardboard, Notches
-
Laser welding
-
Grind metal on a grinding machine in a
-
Working,, turning on, Welding transformer
-
Industrial exhaust fan
-
Air blow, Air compressor
-
Electric generator (hum)
-
Dry cleaning
★★★★★