Factory work, general noise:
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Gas welding
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Mechanical lift
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Power Plant Water Pumps
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Work, Generator, jamming, start
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Air compressor turn on, turn off
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Mill for grinding grain, Brewing unit
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Forklift drives by
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Compressor industry
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Stitching machine
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General noise, Factory work
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Glass bottles on a conveyor line, room noise
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Milling machine
★★★★★