They don't. Its the exhaust from the plane, and the hot air from the jets causing water to condense into clouds.
Chemtrails are a conspiracy theory. They can't kill you.
Chemtrails - song - was created on 2008-06-22.
No. Both chemtrails and Nibiru are products of the imaginations of paranoid fanatics. Even if chemtrails existed, they could not hide an object in space.
If you have a lot of money, you can stop chemtrails by launching a campaign of how chemtrails are hazardous.
Chemtrails are not real. They are a conspiracy theory that resulting from excessive paranoia.
Barium, Titanium and Aluminum.
Chemtrails.
Some conspiracies about chemtrails are that the trails are left behind when nuclear radiation takes over and area. If you have the radiation on you, then you are contagious.
Because of the chemtrails.
Double Espresso - 2010 Chemtrails 2-1 was released on: USA: 26 May 2011
They do if their Chemtrails, caution poison chemicals overhead