Compressor, start, run, shutdown:
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Welding transformer operation under load
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Robotic assembly line
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Dry cleaning
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Stitching machine
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General noise, Factory work
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Power station generator
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Lowers forks, Forklift raises
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Signal for lunch at the factory
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Stop, work, Lathe turning on
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Stamping press
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Start, run, shutdown, Compressor
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Grind metal on a grinding machine in a
★★★★★