Roger  <div><br></div><div>It looks like it may be plumbers putty..If this is the case you will need to remove the faucets before you can poultice.  I would use MC in a poultice but be warned it can take numerous applications.<br>
<br><div class="gmail_quote">On Tue, Jan 11, 2011 at 10:13 PM, Roger Konarski <span dir="ltr">&lt;<a target="_top" href="mailto:qm144@yahoo.com">qm144@yahoo.com</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<table cellspacing="0" cellpadding="0" border="0"><tbody><tr><td valign="top" style="font:inherit"><p style="margin:0in 0in 10pt" class="MsoNormal"><font size="3" face="Calibri">I recently looked at a sink with two faucets with staining issues.<span>  </span>Please see attached pictures. It is my guess that the staining is from caulk or silicone. This is a fairly new installation. It is my understanding methylene chloride should be used in the poultice. I have never worked MC, but I’ve heard it is nasty stuff. Is there any alternative that would work such as hydrogen peroxide?<span>  </span>Thanks in advance for your help! If MC is the only option, will it damage the faucets?</font></p>
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