EE WAS USING A HAND GRINDER TO DEBURR GEAR SPLINES ON A BULL GEAR, PARTICLES BLEW INTO RT EYE. THIS WAS NOT A DIRECT SPRAY INTO THE EYE, THE WIND HAD SWIRLED MATERIAL BELOW FACE SHIELD & SAFETY GLASSES. THERE WAS NOT AN IMMEDIATE EFFECT, BUT ON 3/18/04 EE WAS TAKEN TO EYE SPECIALIST. PRESCRIPTION MEDICATION WAS GIVEN DUE TO FOREIGN MATERIAL FOUND IN RIGHT EYE.