For the squeamish, I suggest looking at some other thread. For the life of me, I cannot figure out how this guy could get himself in a position where this could happen, but that goes to show you have quickly weird things can take you down. It's a two-parter, so if you want to see a bit more, click the next link when the video ends (further videos show a man getting caught in an industrial press... looks like he doesn't make it, so you've been warned).
https://www.youtube.com/watch?v=pRBU4KKpfOo