In the first second or two, some kind of hydraulic ram is moving (vertically, near the top of the picture), and then it pops off, and some kind of fluid is pouring out and goes on fire (likely hydraulic oil, but it goes on a long time, so maybe not).
In the first second or two, some kind of hydraulic ram is moving (vertically, near the top of the picture), and then it pops off, and some kind of fluid is pouring out and goes on fire (likely hydraulic oil, but it goes on a long time, so maybe not).