1:00
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60 cycle ac hum or buzz, electrical loop
2:00
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Ambience, office interior. Near AC Vent. Hollow sounding.
0:29
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kitchen extractor fan runs
0:39
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Household air conditioner running 2
0:25
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Industrial rooftop air conditioner running from a ground-level perspective
1:09
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Industrial rooftop air conditioner running in the medium distance distance
1:20
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Household air conditioner running in the distance
0:51
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Household air conditioner running 1
0:43
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Industrial rooftop air conditioner running in the distance
1:03
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Industrial rooftop air conditioner running in a loop