Why do some airplanes give stripes in the air and others don't?

TomasE on October 29, 2009, 12:29 am

I think it has something to do with the thickness of the air

kelbat on October 29, 2009, 12:44 am

it is dependent on how hight it is flying and the lack of oxygen at that level.

Walksky on October 30, 2009, 6:52 am