Here we go again.
1. The vehicles of dispersion are not airliners.
2. Its not about intentionally dispersing chemicals for the sake of dispersing agents to the population. What falls just happens to be hamful to living organisms. (unfortunate collateral damage)
3. For the sake of going in circles of scientific data that supports and disproves the "trails" composition being ice or various other harmless particles- heres an experiement anyone can do right outside their home: Over the period of 7 days- document how many trails you see EACH day. Post your findings.
4.
Heres a group of at least 20 crazies that may have some credible foundation to examine
This subject has been previously posted:
Itshttp://www.tfproject.org/tfp/showthread.php?s=&threadid=38268&perpage=20&pagenumber=1
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