The atmosphere of the factory, rattling metal objects:
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Electric generator (hum)
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Power station turbine
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Lowers forks, Forklift raises
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Crusher
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Forklift, off, on, standby
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Print imprinted in cardboard, Notches
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Jamming, Generator, work, start
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Compressor industry
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Low frequency running engine
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Welding transformer operation under load
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Mill for grinding grain, Brewing unit
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Breakdown press
★★★★★