Factory atmosphere, drone in a mine tunnel:
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Stop, Lathe turning on, work
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Print imprinted in cardboard, Notches
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Letter press
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Working,, Welding transformer, turning on
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Electric welding
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Stamping press
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Welding, Car factory, hammer knocking
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Stitching machine
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General noise, Factory work
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Forklift raises, lowers forks
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Glass bottles on a conveyor line, room noise
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Crusher
★★★★★