Help | unity3d bet 4 explosion demo

Unity Engine
1

http://video.unity3d.com/video/6468002/unity-4-directx-11-support
where can i download the explosion from that video?

2

http://forum.unity3d.com/threads/151628-DX11-Pyroclastic-Noise

3

i saw that before, but i can’t understand is :\

4

*I have free license…

5

UP.

6

and what does that have to do with anything?