Cut through the air with a gas burner:
-
Mask breathing
-
Balloon descent
-
Balloon inflating
-
Inflating a mattress
-
The work of oxygen equipment, the release of
-
Construction, compressor discharges air
-
Small compressor blowing air
-
Oxygen balloon
-
Air flow
-
Air is blown through a glass tube
-
Air release with a loud whistling creak,
-
Suction action of air
★★★★★