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Old 16-05-2018, 08:41 PM   #9
truegroup
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Join Date: Mar 2010
Location: Conspiracy research is all about proof, not assumption!
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Quote:
Originally Posted by breaker View Post
Why do high altitude jet engines produce a “vapour trail” that spreads across blue sky creating a haze that blocks sun light ?
Because that is sometimes what water does at altitude

Quote:
If vapour trails are an active occurrence due to the amount of air traffic, why did we have NO vapour trails in the sky for three consecutive days last week ?
Well gee, maybe the prevailing vapour content was not conducive to condensation.

Quote:
Was there a world wide pilots strike for three days ?
Google it. There's a wealth of simple explanations on contrails.
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