PhD Chemist Whistleblower, Worked 17 Years Developing Chemtrails: 90% of Chemtrails Designed to Alter Emotions/Mood/State of Mind and Provoke “Flu-like Symptoms”

Localized humidity "pockets" and so-called stratification in the atmosphere are well-documented phenomena.

No, I mean that some days contrails do not form behind any airplanes at all. Whilst another day short dissapating trails do form. Surely you've noticed that?

so?