China investigates why plane dropped greater than 6,000m

Air China Airbus Symbol copyright Reuters Symbol caption Report image of another Air China aircraft

Chinese Language government are investigating why a plane was forced to drop greater than 6,500m (21,000ft) as a result of lack of cabin power.

The Air China flight from Hong Kong to Dalian lost altitude rapidly and oxygen masks dropped in the cabin.

The plane then returned to cruising altitude and endured as scheduled.

There is theory in native media that workforce had been smoking in the cockpit after which mishandled the ventilation system.

Chinese aviation authorities are examining each the flight knowledge recorder and the cockpit voice recorder to determine what led to the incident.

Symbol copyright Weibo Symbol caption Despite the incident, folks remained calm

according to some other folks on board, pointed out on Chinese Language media, passengers have been instructed to lock their seat belts and advised that the plane needed to descend.

If a plane loses cabin power, the pilot has to convey the aircraft to a decrease altitude to maintain workforce and passengers secure.

“These planes fly at an altitude that at Mount Everest is known as the loss of life zone because of a lack of oxygen,” aviation professional Greg Waldron of Flight International informed the BBC.

“So the pilot absolutely has to convey the airplane decrease. Differently, group and passengers would get subconscious.”

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