Electric generator (hum):
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Shutdown, Compressor, run, start
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Vibrosieve at the factory
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Gas welding
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On, Forklift, off, standby
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Forklift truck moving away
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Fluid drilling, Brewing unit
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Welding, hammer knocking, Car factory
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Machine engine gaining momentum
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Book press
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The atmosphere of the factory, rattling
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Compressor industry
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Power Plant Water Pumps
★★★★★