Sand & Wind-Air Interaction

 Following R&D video is about to show some interaction with Photographic Image & CG Particles.     
Idea behind it to reduce the paint work such as clean plate creation  and trying to achive some realism.

http://www.youtube.com/watch?v=h9iK4dyrE4A&feature=player_embedded                                                            

 Collapsing or Demolition for an object

Here's just a try for procedural Collapsing or Demolition for an object with some Rigid
Bodies and Particles interaction.

                                                                  
http://www.youtube.com/watch?feature=player_embedded&v=kBlOMw8Y8sA