Oil pump:
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Conveyor, conveyor belt
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Hydraulic pump
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Shutdown, Compressor, run, start
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Mill for grinding grain, Brewing unit
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Work, Lathe turning on, stop
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Circular knitting machine
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Forklift approaching
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Printing press
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Grind metal on a grinding machine in a
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Grind wood with a grinder, noise in
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Air compressor, air blow
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Power station generator
★★★★★