Circular knitting machine:
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Run, shutdown, Compressor, start
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Newspaper press
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Noise in, Grind wood with a grinder
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Hydraulic pump
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Heidelberian sorting printer
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Gas welding
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Room noise, Glass bottles on a conveyor line
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Lathe turning on, stop, work
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Turn off, Air compressor turn on
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On, standby, Forklift, off
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Breakdown press
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Drone in a mine tunnel, Factory atmosphere
★★★★★