EE PACKIKNG POWDER DIATOMACEOUS EARTH PRODUCT IN45# BAGS AND STACKING ON PALLET. IMPROPER LIFTING TECHNIQUE USED CAUSING TWISTING STRAIN TO OCCUR IN LEFT FOREARM. NOT LOST TIME INJURY*RESTRICT ED DUTY ONLY* FIRST AID ONLY INJURY* SUSPICIOUS REPORT OF INJURY. EE DID NOT REPORT INJURY TO SUPERVISOR OR MANAGEMENT UNTIL 8 DAYS AFTER THE FACT. EE EVEN REQUESTED OVERTIME HOURS.