When I think of equipment used to save lives in disaster I think of medical instruments, trucks to carry food, or cranes to pick up debris. One thing I don’t normally think of…anti-tank weapons. But that’s exactly what the Chinese military is using to blast out blockage in “quake lakes” to prevent more than a million people’s homes from being flooded.  I find this geologically fascinating, and I really hope the technique works to prevent further damage. Read more here, and see the video here.