Go to best buy or similar and buy a disc cleaning/scratch removing kit. They help.
Otherwise, very fine polishing compounds like jewelers rouge (I thinks that's how to spell rouge?). Very fine polishing compound for cars will work great too. Keep in mind to rub from the center hole to the edge only-no circular motion and don't clean like you would a record by spinning it.
Otherwise, very fine polishing compounds like jewelers rouge (I thinks that's how to spell rouge?). Very fine polishing compound for cars will work great too. Keep in mind to rub from the center hole to the edge only-no circular motion and don't clean like you would a record by spinning it.