Scientific analysis of chemtrails on doppler radar rules out contrails

This video contains a collection of screen captures depicting chemtrail spray operations showing up on National Weather Service Doppler Radar over various cities in the Western U.S. The video describes in detail why the linear cloud formations are not persistent contrails resulting from jet engine exhaust since cirri type clouds can not be detected by Doppler weather radar.

More Detailed analysis can be accessed @ :
[link to WatchTheSky.Org]

[link to www.youtube.com]