We do. In specific circumstances. The conspiracy of chemtrails is that all airplanes are releasing chemical agents other than combustion products for nefarious purposes. They are getting downvoted for suggesting the existence of a technology proves its constant use.
All Airplanes release chemicals - True (exhaust)
Airplanes can be used to release other chemical agents - True (crop dusting, air show smoke, cloud seeding, firefighting slurry)
United Flight 237 is used to spread chemical agents - False
We do. In specific circumstances. The conspiracy of chemtrails is that all airplanes are releasing chemical agents other than combustion products for nefarious purposes. They are getting downvoted for suggesting the existence of a technology proves its constant use.
All Airplanes release chemicals - True (exhaust)
Airplanes can be used to release other chemical agents - True (crop dusting, air show smoke, cloud seeding, firefighting slurry)
United Flight 237 is used to spread chemical agents - False