EMPLOYEE WAS REMOVING SOME DATED PAINT FROM THE PAINT CABINET ON THE 4TH FLOOR OF THE PREP PLANT. SOME OF THE CANS WERE STUCK DOWN AND SHE WAS USING A HAMMER AND A 14 INCH FLAT FILE TO LOOSEN THE CANS. AS SHE TAPPED ON A PAINT CAN OF ACTIVATOR THE CAN PUNCTURED AND SHE WAS SPRAYED IN THE EYES. SHE WAS RETURNED TO WORK WITHOUT RESTRICTIONS AND GIVEN EYE PRESCRIPTION.