WHILE CLEARING EQUIPMENT FROM THE SHOT AREA THE DRIVESHAFT ON A MATERIAL HANDLING TRUCK FELL TO THE GROUND. EE BLOCKED THE TRUCK AND CRAWLED UNDER TO TIE UP THE SHAFT SO THE TRUCK COULD BE REM OVED. AS HE WAS PERFORMING THE WORK, DEBRIS FELLINTO HIS EYE. HE REMOVED THE DEBRIS WITH NO DISCOMFORT, WITH EACH PRECEDING DAY, IRRITATION INCREASED.