Daily photo: 8/09/2011
![Sunset sky with roofline and contrails Sunset sky with roofline and contrails](http://www.astrofiammante.net/wp-content/uploads/2011/09/080911.jpg)
Condensation (n): A process describing water moving from a gaseous to a liquid state, important in cloud and vapour trail formation.
Condensation (n): A process describing water moving from a gaseous to a liquid state, important in cloud and vapour trail formation.