The reason for opening an airplane window curtain at takeoff

Pull up window blinds when the aircraft takes off is a small operation but plays an important role in operating safety.

Explaining on the Q&A page, Quora, aviation safety expert Saran Udayakumar, said that window blinds are "part of the complicated preparation process for emergencies on aircraft".

This simple action is required by the crew members to observe outside, to quickly assess which side of the aircraft is safer to deploy evacuation.

Passengers are often asked to pull window blinds when the aircraft takes off and lands.(Photo: Independent).

In the event of an unexpected accident , "every second is precious , " Udayakumar explained. "So if the window curtains are pulled up, the crew can easily observe the outside conditions, helping them plan the best evacuation, as to which exit doors will be used."

Along with pulling the window covers, folding the table, straightening the back of the chair facilitates evacuation - the process only allows a total of 90 seconds - the most convenient and fast.

Passengers are often asked to pull the window curtains when the plane takes off or lands because this is the time when incidents often occur, according to Udayakumar.

"In the daytime, windows will be covered with blinds and the lights in the compartment will be turned on to the maximum to help the eyes get used to the light. force for sudden light change, " he analyzed.

Similarly, during night flights, open windows and reduced cabin light help people get used to the dark.

Udayakumar's explanation of this simple operation in flights attracted more than 17,000 views since it was posted on Quora in January.