Why do some airplanes leave a visible contrail and others don’t?
In: Other
Interesting note; it’s not just jets that make contrails. It’s simply that jets are generally the only planes that can fly high enough to make contrails. Back in World War 2 it was common for bombers to be seen making contrails: [https://www.google.com/search?q=ww2+bombers+contrails&safe=off&client=firefox-b-1-d&sxsrf=ALeKk00DfHVemgMi0MMYbzwrxk8ObQnZPg:1606255860856&tbm=isch&source=iu&ictx=1&fir=khTCWyNVDcV_3M%252Cj-5mWhZ5KdfXGM%252C_&vet=1&usg=AI4_-kQGJ1Z7o-e-N_vQTpJnS5u-qn0EHg&sa=X&ved=2ahUKEwjTvISwmZztAhWBtVkKHRtpCOUQ9QF6BAgFEDM&biw=1920&bih=966#imgrc=khTCWyNVDcV_3M](https://www.google.com/search?q=ww2+bombers+contrails&safe=off&client=firefox-b-1-d&sxsrf=ALeKk00DfHVemgMi0MMYbzwrxk8ObQnZPg:1606255860856&tbm=isch&source=iu&ictx=1&fir=khTCWyNVDcV_3M%252Cj-5mWhZ5KdfXGM%252C_&vet=1&usg=AI4_-kQGJ1Z7o-e-N_vQTpJnS5u-qn0EHg&sa=X&ved=2ahUKEwjTvISwmZztAhWBtVkKHRtpCOUQ9QF6BAgFEDM&biw=1920&bih=966#imgrc=khTCWyNVDcV_3M)
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