Sun Yi went on to say, "This is one of our major scientific achievements in recent years. One time, a predecessor of physics discovered something. That is arc lightning, which has its own particularity and unique structure. Like a small ball, as long as the material, magnetic field is not right, it will pass through the body, will be safe and sound. But if it collides with the corresponding magnetic field and matter, it will have terrible power. It can split the book, the first page of the book is good, the second page is ashes, the third page is good, and the fourth page is ashes. This arc lightning...