Ventilator pump mechanism up and down in a quiet hospital room.
Fairly busy hospital ambiance with voices, footsteps, trolley movement, bottles, bangs, doors, lifts, air ...
The beeps of a hospital machine that are constant and repetitive.
A busy street cafe with kitchen sounds and crowd chatter.
A shopping mall ambiance with crowd chatter, light footsteps and children.
A office setting with crowd chatter, chair rolls and various office worker rustles.
A urban room tone with distant muffled traffic sounds.
A release of air after the lever to lower a office chair is pressed.
A close perspective recording of a hospital ventilator breathing in and out.
Busy intersection traffic with vehicle passes