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Video answers: ‘Airplane Chemtrails’

Here are the answers to last Friday’s video, enjoy!

Suggested ICAO level for video: 5+

  1. No they aren’t real. In reality they’re contrails which are mostly made of ice.
  2. It needs what is described as a seed, something cold to help the water vapour begin crystallising.
  3. They also add more water to the air.
  4. There’ll be no contrail if it’s too dry or warm.
  5. The quantity of moisture already in the air determines how long the contrails last.
  6. They’re created by a drop in pressure from a plane’s wingtip as it passes through the air.

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