CNN New Day March 25, 2015 10:09:00
Planes nose is up or down what is the exact position of your plane with respect to the horizon. are you pitched up? or are you pitched down. and this is a tube on the port of the plane. on the side of the plane, and it reads this by having air flow into the plane. there were some problems with others, air france 447 had some indication there is might have been these tube problems. and one is called a pedo tube and the other one is a port that takes in information. and the airline did come out wi...
Source: archive.org