EMPLOYEE WAS TAKING AN AGLIME SAMPLE FROM A SAMPLE POINT. THE POINT WAS PLUGGED WITH LIME, HE PUSHED A HOSE IN THE POINT TO UNCLOG INSTEAD OF TAPPING THE POINT. THE HOSE CAUGHT HIS FINGER AND PULLED IT IN THE POINT & HE LOST HIS RT. INDEX FINGERNAIL. EE WAS TREATED AT THE E.R., SAMPLING POINT MOVED TO DECREASE RISK.