tag:blogger.com,1999:blog-28472049.post4125129140478388967..comments2023-05-22T20:09:18.258+12:00Comments on off-black: Cool Contrails over WellingtonOff-Blackhttp://www.blogger.com/profile/02463368579157846130noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-28472049.post-83181447092414192862013-05-19T22:19:40.786+12:002013-05-19T22:19:40.786+12:00Water vapour in the engine exhaust condensing when...Water vapour in the engine exhaust condensing when it encounters the freezing temperatures at altitude.<br /><br />A bit like this:<br />http://www.youtube.com/watch?v=MoqOLll2xr0Off-Blackhttps://www.blogger.com/profile/02463368579157846130noreply@blogger.comtag:blogger.com,1999:blog-28472049.post-38296508267983401162013-05-17T21:20:56.975+12:002013-05-17T21:20:56.975+12:00just because i can't be arsed googling...contr...just because i can't be arsed googling...contrail? i know what it is but where does the name come from?missrabbittyhttps://www.blogger.com/profile/05066795874518511702noreply@blogger.com