Why Airplane Doors Plane Still Manual #airplane #sciencefacts #techfacts #aviation #shorts

追加: 2026-05-16

[00:00:00]Why do airplane doors feel so heavy and still are not automatic? You would think modern planes would use automatic doors, right? But airplane doors are designed this way on purpose. At high altitude, the pressure inside the planes is much higher than outside, which actually seals the door shut. That's why they are heavy and manual.