Blender used in arte tv fukushima report

In a fukushima report on arte they mentioned that blender was used in their toolchain to simulate the tsunami wave.
BTW a lot of animations inside this report got some blender flavor. Exspecially the melting core sims.

Screenshot at 12min:


The report might be online available at least seven days from now:
http://videos.arte.tv/de/videos/fukushima-chronik-eines-desasters--7359300.html