EMPLOYEE WAS MIXING. THE GRINDER BECAME PLUGGED. HE CAUGHT HIS THUMB IN THE GRINDER. HIS THUMB WAS CUT ACROSS THE TOP AND DOWN ONE SIDE AND HE TORE HIS THUMBNAIL OFF. HE SAW A DOCTOR IN THE E.R. HE WILL HAVE A RE-CHECK 11/19/04 AND IS SCHEDULED FOR AN X-RAY.