<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=Content-Type content="text/html; = charset=iso-8859-1"> <META content="MSHTML 6.00.2900.2523" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT face=Arial size=2>Yes Terry,</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>I've seen some Yamaha concert techs = applying some hardening liquid on the CFIIIS hammers to have some more brightness.</FONT></DIV> <DIV><FONT face=Arial size=2>And the composition of this hardening = stuff seems to be kept as a secret because the Yamaha concert tech refused to = tell me the composition.</FONT></DIV> <DIV><FONT face=Arial size=2>I learned the composition by chatting = with another guy who revealed me the right mix to make.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Quentin</FONT></DIV></BODY></HTML>