Posted 10/19/2016 20:48 (#5590370 - in reply to #5590192) Subject: RE: Con trails - chem trails
Texas/New Mexico Stateline
I've seen semi-trucks leave "con trails" when the temperature was -20F one morning when they were having record cold where I was at. I never had seen diesel engines leave vapor clouds like that. Not smoke. It was vapor.
Probably never been that cold in Australia I'm thinking.
Con trails - chem trails
