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To: BBell

“Why is the contrail so black?”

Could be the light, or it could be a military (or crappy civilian — e.g., some Russian POS) aircraft.

I could distinguish F4s from their nasty black contrails all day long.

Heck it could be an ancient Boeing 707 on a cargo flight.

Here:

https://www.metabunk.org/explained-dark-contrails-behind-bright-planes.t5957/


11 posted on 04/03/2018 4:38:19 PM PDT by MeanWestTexan (Sometimes There Is No Lesser Of Two Evils)
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To: MeanWestTexan

Thanks for the link.


31 posted on 04/03/2018 6:52:20 PM PDT by BBell (calm down and eat your sandwiches)
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