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<p>[QUOTE=&quot;springfld.arsenal, post: 266678, member: 54&quot;]You&#039;ve really got to be skeptical regarding the &quot;how to&quot; metal testing articles on the web.&nbsp; The conductivity one linked above probably wasn&#039;t written by a scientist who understood the topic, but by an advertising copywriter, based on my experience with other similar issues.</p><p><br /></p><p>Here&#039;s an example pulled from &quot;silver dot com&quot; site.&nbsp; If you follow the written steps and cartoon pictures, unless I misread something, the second weight number you get will be zero, because that site&#039;s instructions are either just wrong or very-poorly written.&nbsp; If you have experience determining specific gravity, read carefully through their four steps and see if you agree.</p><p><br /></p><p><img src="https://springfieldarsenal.files.wordpress.com/2017/08/img_0079.png" class="bbCodeImage wysiwygImage" alt="" unselectable="on" />[/QUOTE]</p><p><br /></p>

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