Anyone else wonder if "chem-trails" are an excuse to dispose of stuff the military (and others) don't know what to do with? Just an odd idea I had.
https://www.stltoday.com/news/local/crime-and-courts/millions-of-pounds-of-hazardous-waste-illegally-trucked-to-missouri-feds-say/article_288024f4-c01a-5353-9e81-fe431ea2d6f7.html
The story is old, but anon's mention of chem trails reminded me of it.