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Image edited with Adobe Photoshop CS5.1 Windows
Photo has been modified since it was created. Modified: 2014:12:01 20:20:15.20
image created 2014:12:01 16:30:49.20
originally posted by: Zaphod58
a reply to: StargateSG7
And that completely ignores that identical contrails are seen from perfectly normally operating jet engines. There is absolutely nothing to suggest that this one is being caused by any sort of engine anomaly.