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<p>[QUOTE=&quot;Conder101, post: 1415371, member: 66&quot;]Altered surfaces could also be things like artificial toning from the application of foreign substances, or something like puttying or addin oils to hide hairlines.&nbsp; In those cases the machine would detect them.&nbsp; But Doug is right, just because it passes the machine doesn&#039;t mean the surfaces have not been altered.&nbsp; So it could pass the machine and still not get graded.[/QUOTE]</p><p><br /></p>

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