Grind metal on a grinding machine in a factory:
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Low frequency running engine
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Power station turbine
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Turn off, Air compressor turn on
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Signal for lunch at the factory
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Power Plant Water Pumps
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Circular knitting machine
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Hydraulic pump
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Bottling plant
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Mill for grinding grain, Brewing unit
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Grind wood with a grinder, noise in
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Work, start, jamming, Generator
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Canning machine
★★★★★