Power station generator:
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Loaders, Work in a warehouse, general noise
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Spectrograph
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Compressor industry
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Postal sorting line
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Factory work, general noise
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Signal for lunch at the factory
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Room noise, Glass bottles on a conveyor line
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Hydraulic pump
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Power station generator
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Grind wood with a grinder, noise in
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Air blow, Air compressor
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Laser welding
★★★★★