Welding transformer operation under load:
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Working machine engine
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Grind wood with a grinder, noise in
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Box making machine
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Forklift truck moving away
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Steam pump
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Work in a warehouse, general noise, loaders
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Glass bottles on a conveyor line, room noise
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Electric welding
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Laser welding
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Circular knitting machine
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Air compressor turn on, turn off
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Power station turbine
★★★★★