<HTML> In a message dated 10/23/03 9:13:11 PM, awright440@cinci.rr.com writes: <BLOCKQUOTE CITE STYLE="BORDER-LEFT: #0000ff 2px solid; MARGIN-LEFT: 5px; = MARGIN-RIGHT: 0px; PADDING-LEFT: 5px" TYPE="CITE">By the way, what is t= his whiting stuff we're talking about? I don't see anything listed in Schaff or Pianotek - except something you paint on the<BR= > tops of keys to make them not yellow anymore (yikes ). Once again, pardon my ignorance. It's just a subject that's been sort of off= my radar, and all of a sudden it seems like an enjoyable sort of challenge.<= BR> </BLOCKQUOTE> I am not expert in this, it may be titanium dioxide, which organ pipe makers= use to "stop" solder. I bought a bag because I heard it made new  player piano valve leather= even more leak-free, results still pending on that. Glenn C.</HTML>