3 ms·

Odd that the video doesn't seem to catch spall then.

• tyingq 11y ago
  Catching spall on the back side of the barrier is the important bit.
  • cellularmitosis 11y ago
    Why? Does the spall have enough energy to hurt someone?
    • iSnow 11y ago
      jagged splinters with sharp edges being ejected at high velocity - what could go wrong?