Vibrosieve at the factory:
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Drone in a mine tunnel, Factory atmosphere
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Mechanical lift
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Loaders, Work in a warehouse, general noise
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Hydraulic pump
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Welding transformer operation under load
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Room noise, Glass bottles on a conveyor line
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Dry cleaning
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Forklift drives by
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Low frequency running engine
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General noise, Factory work
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Print imprinted in cardboard, Notches
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Automatic telephone switch
★★★★★