Bandsaw Bob sent me this, says it's a VERY good reminder to shut off power to all machines before cleaning     

Worker dies after falling into meat grinder  http://www.foodsafetynews.com/2013/05/oregon-worker-dies-after-falling-into-meat-grinder/#.UjDExKTD_IV  and Feet first into the grinder  Worker dies http://www.dailymail.co.uk/news/article-2015189/Feet-meat-grinder-Gruesome-end-sausage-factory-worker-legs-ch