1:40
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Industrial fan spinning in the distance
1:07
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Domestic furnace running with a hush
0:12
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Domestic furnace exhaust nearby 3
0:48
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Domestic furnace exhaust off
0:40
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Mine vent in the distance 1
0:11
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Domestic furnace exhaust nearby 2
5:16
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Domestic furnace on run and off
0:24
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Domestic furnace exhaust nearby 1
0:23
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Mine vent in the distance 2
1:57
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Room tone with vent howl