The video, uploaded Sunday, shows mist coming from the back of what appears to be a passenger jet.
However, the air appears to be very humid in the video with fog all around. It likely means that the “chemtrails” were just fog–or wingtip vortices–trailing the back of the plane.
The video doesn’t offer any context, including the type of plane, location, or when it was filmed.
Wingtip vortices are circular patterns of air that are left behind a wing as it generates lift.
Here’s the video: