The work of oxygen equipment, the release of oxygen:
-
Balloon inflating
-
Inflating a mattress
-
Wind tunnel ventilation
-
The work of oxygen equipment, the release of
-
Air release with a loud whistling creak,
-
Fighting the fire with blacksmith furs
-
Mask breathing
-
A stream of air breaks out of a metal pipe
-
Air flow
-
Air is bleeding through a hose
-
Helium balloon
-
Air is blown through a glass tube
★★★★★