Car factory:
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Compressor industry
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Welding, Car factory, hammer knocking
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Conveyor belt, Conveyor
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Welding transformer, working,, turning on
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Industrial exhaust fan
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Postal sorting line
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Automatic folder
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Hydraulic machine up
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Gas welding
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Mill for grinding grain, Brewing unit
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Machine engine gaining momentum
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Heidelberian sorting printer
★★★★★