<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; = charset=us-ascii"> <TITLE>Message</TITLE> <META content="MSHTML 6.00.2800.1106" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><SPAN class=510010116-11082003><FONT face=Arial>Hi = Zen,</FONT></SPAN></DIV> <DIV><SPAN class=510010116-11082003><FONT face=Arial>I encountered a = Kawai with graying, discolored white keys.  It turned out that the stain on = the sharps was coming off on the fingers and then getting spread to the white = keys.  I replaced the black keys and I was able to buff the white keys so that = they looked as good as new.  However, that involved the typical = abrasives used with a buffing wheel.</FONT></SPAN></DIV> <DIV><SPAN class=510010116-11082003><FONT = face=Arial></FONT></SPAN> </DIV> <DIV><SPAN class=510010116-11082003><FONT face=Arial>Hope this helps,</FONT></SPAN></DIV> <DIV><SPAN class=510010116-11082003><FONT = face=Arial>jeannie</FONT></SPAN></DIV> <P><FONT size=2>Jeannie Grassi, RPT<BR>Associate Editor, Piano = Technicians Journal<BR><A href="mailto:jgrassi@silverlink.net">mailto:jgrassi@silverlink.net</A> = </FONT></P> <BLOCKQUOTE dir=ltr style="MARGIN-RIGHT: 0px"> <DIV></DIV> <DIV class=OutlookMessageHeader lang=en-us dir=ltr = align=left><FONT face=Tahoma size=2>-----Original Message-----<BR><B>From:</B> pianotech-bounces@ptg.org [mailto:pianotech-bounces@ptg.org] <B>On = Behalf Of </B>Z! Reinhardt<BR><B>Sent:</B> Friday, August 08, 2003 3:30 = PM<BR><B>To:</B> Pianotech<BR><B>Subject:</B> Ivoritis Elsewhere?<BR><BR></FONT></DIV> <DIV><FONT face=Arial size=2>Friends:</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Has anyone else come to a case of = ivoritis on a non-Yamaha piano?  Classic signs -- white keys turning greyish, = but it doesn't feel sticky the way most grunges would.  Non-abrasives = will not remove the stuff.  The piano in question is a Boston 218 = (pretty big).</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Any brilliant ideas?</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Thanks in advance --</FONT></DIV> <DIV><FONT face=Arial size=2>Z! Reinhardt  RPT<BR>Ann = Arbor  MI<BR></FONT></DIV></BLOCKQUOTE></BODY></HTML>