(2) FOR BLEMISHES, SCUFFS AND VERY! FINE SCRATCHES OF LESS THAN 45 MICRONS DEPTH IT IS USUALLY POSSIBLE TO VERY SLOWLY POLISH AWAY A THIN LAYER OF THE GLASS SURFACE USING ONLY CERIUM OXIDE, ON A FELT BOB OR POLISHING PAD ATTACHED TO A POWER TOOL, AS A ROUGH GUIDE IF YOU CAN FEEL THE SCRATCH WITH YOUR FINGERNAIL IT IS PROBABLY TOO DEEP TO REMOVE WITH ONLY CERIUM OXIDE.
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