Here I am showing you the particles with Aperture 2,
and maybe I'll put out an alpha build of Sortal.
This is a Small Test (not the Mod : Sortal) you can play this Test on Portal.
You Opening the .rar File and go to SortalTestMaps and you can see Materials,Sounds,Scripts and more
this folderĀ“s copy and paste to this Steam\SteamApps\SteamName\portal\portal.
and go to Portal and write in your Console Map SortalTestMaps.
and have Small Fun :D
Meh....