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<p>[QUOTE=&quot;stracci, post: 3111983, member: 13814&quot;]The 10k solution holds, but the 14k diminishes your streak a little.</p><p>So maybe the ring is 12k.</p><p><br /></p><p>If you make longer streaks on the stone, then you can place the drops of acid further apart and the drops wont bleed together.</p><p>Then your results will be easier to decipher.</p><p><br /></p><p>Also, between rounds of testings, wipe the stone clean with a wet paper towel.</p><p>That way successive tests will always be on a clean stone.[/QUOTE]</p><p><br /></p>

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