Last year's fluid particle demo has been meshed using the cubesurfer addon. Check out the results and how the version with surface compares to the one with just the particles and as final bonus a version that shows both.
We gave the fluid particle demo #1 that was published one year ago a surface using the Cubesurfer Addon which has been updated to work with Blender 2.77a. With that addon it is possible to add a surface to any particle simulation in Blender. In the following video we show the meshed version and the underlying particles: