Laser welding:
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Stamping press
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Loaders, general noise, Work in a warehouse
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Air compressor turn on, turn off
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Bottling plant
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Letter press
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Forklift drives by
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Compressor industry
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Turning on, Welding transformer, working,
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Small centrifuge
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Brewing unit, fluid drilling
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Print imprinted in cardboard, Notches
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Run, shutdown, start, Compressor
★★★★★