
There are many unanswered questions every day about the reason for not granting airline passenger air umbrellas to use them during the exposure to the air in the plane accidentWhere some believe that wearing the parachute and landing of the aircraft could save anyone from the process of the crash or explode in the airBut that all civil aircraft operating on the passenger transport from one country to another or from one city to anotherFlying at high altitudes meaning it once you open the door of the plane in the air, will create a decrease in oxygen to a fatal degree that this plane was trav