Canning machine:
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Air compressor turn on, turn off
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Canning machine
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Stop, work, Lathe turning on
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Forklift approaching
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Air blow, Air compressor
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Grind metal on a grinding machine in a
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Automatic telephone switch
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Factory atmosphere, drone in a mine tunnel
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Machine engine gaining momentum
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Crusher
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Signal for lunch at the factory
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Compressor industry
★★★★★