1:10
Gas furnace - low pulsating rumble.
0:28
Elevator interior - ventilation fan hum.
0:50
Washy traffic rumble.
0:23
Washy traffic rumble - short clip.
0:59
Muted waves crashing - low rumble, background traffic.
1:44
Suburb ambience - low wind rumble, light birdsong, distant construction.
2:12
City ambience - wash of traffic noise, distant construction sawing.
2:19
City ambience - wash of traffic noise, distant clatter, airplane flyover.
1:06
Beneath an underpass - wash of heavy traffic above.
2:15
Ventilation ambience - low oscillating fan rumble.
0:26
Abstract metallic drone - euler disc rumbling and vibrating, shimmers.
1:59
Submarine engine room ventilation - eerie hollow rumble, lights buzzing.
0:37
Air ventilation ambience - low rumble with airy high flow.
0:25
Air conditioner - distant low rumble, hollow and eerie.
0:55
Hotel hallway air ambience - low rumble, hollow ventilation sound.
0:44
Air vent ambience - low airy drone with light whistle.
0:01
Wooden beater hitting metal bowl - slow mute.
0:01
Wooden beater hitting metal bowl with a flam - mute.
0:01
Metal ding followed by low swell.
0:01
Talking bowl, single hit with rattle - metal ding and low rumble. (13)