Dry cleaning:
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Circular knitting machine
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Hydraulic down machine
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Automatic folder
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Factory work, general noise
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Power station generator
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Spectrograph
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Grind metal on a grinding machine in a
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Hydraulic machine up
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Factory atmosphere, drone in a mine tunnel
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Laser welding
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Rattling, The atmosphere of the factory
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Bottling plant
★★★★★