[Burning Model Rocket Engine Underwater – in 4K Slow Motion] (Viewer #266,406)
The first part is boring & stupid and full of spoilers.
Just jump to 3:18 and watch the rocket engine burn in slow motion, then quit when the guy starts talking after.
But you can watch the whole thing if you want.
Todays password: Shoot the moon!
Water cannot be compressed. Even the undamaged sides of the fish tank broke.