Power Plant Water Pumps:
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Welding transformer operation under load
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Glass bottles on a conveyor line, room noise
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Electric generator (hum)
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Steam pump
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Book press
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Factory Atmosphere
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Industrial exhaust fan
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Forklift, off, standby, on
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Hydraulic down machine
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Start, shutdown, run, Compressor
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Oil pump
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Rattling, The atmosphere of the factory
★★★★★