A recording of a hospital respirator or oxygen machine.
Hiss of oxygen into plastic oxygen mask or a respirator.
Heavy breathing from a male.
A patient breathes through an oxygen mask as they snore during sleep.
Oxygen tank, place on truck, fire fighter
Oxygen tank, system beeps, fire fighter
Oxygen tank, grab from truck, fire fighter
Oxygen tank system air release. Slow.
Oxygen tank. Hook up mask.