Welding transformer, turning on, working, turning off:
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Work in a warehouse, loaders, general noise
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Oil pump
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General noise, Factory work
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Signal for lunch at the factory
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Crusher
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Stop, Lathe turning on, work
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Welding, hammer knocking, Car factory
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Automatic folder
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Conveyor, conveyor belt
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Dry cleaning
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Air compressor, air blow
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Rattling, The atmosphere of the factory
★★★★★