Forklift, on, standby, off:
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Working machine engine
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Bottling plant
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Car factory
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Signal for lunch at the factory
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Hydraulic machine up
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Forklift, off, on, standby
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Newspaper press
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Loaders, Work in a warehouse, general noise
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Hammer knocking, Car factory, welding
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Room noise, Glass bottles on a conveyor line
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Vibrosieve at the factory
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Dry cleaning
★★★★★