Prior to the introduction of the Aerox system, wise pilots re- served the use of oxygen for situations where it was legally necessary, i.e. above 12,500 ft. This was often a practical decisio...
Prior to the introduction of the Aerox system, wise pilots re- served the use of oxygen for situations where it was legally necessary, i.e. above 12,500 ft. This was often a practical decisio...
Prior to the introduction of the Aerox system, wise pilots re- served the use of oxygen for situations where it was legally necessary, i.e. above 12,500 ft. This was often a practical decisio...
Prior to the introduction of the Aerox system, wise pilots re- served the use of oxygen for situations where it was legally necessary, i.e. above 12,500 ft. This was often a practical decisio...
Prior to the introduction of the Aerox system, wise pilots re- served the use of oxygen for situations where it was legally necessary, i.e. above 12,500 ft. This was often a practical decisio...