Factory work, general noise:
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Electric industrial motor
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Breakdown press
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Print imprinted in cardboard, Notches
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Stop, Lathe turning on, work
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Circular knitting machine
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Automatic folder
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Noise in, Grind wood with a grinder
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Gas welding
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Shutdown, start, run, Compressor
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Car factory, hammer knocking, welding
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Welding transformer operation under load
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Forklift in motion
★★★★★