<HTML><BODY style="word-wrap: break-word; -khtml-nbsp-mode: space; -khtml-line-break: after-white-space; ">List,<DIV><BR class="khtml-block-placeholder"><DIV>My understanding is that the blackening on the shank is generally due to poor combustion of the fuel being used. This carbon deposit would appear even if another material like metal was being heated.<DIV><BR class="khtml-block-placeholder"></DIV><DIV>I've always understood that this carbon deposit was a cosmetic problem and shouldn't impede the function of the shank. On the other hand, actual burning of the wood would be harmful.</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>Are there any comments concerning this?</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>Thanks.</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>Sincerely,</DIV><DIV>Gary Mushlin, MME, RPT</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV><BR><DIV><DIV>On Apr 2, 2006, at 9:45 PM, Paul Chick ((Earthlink)) wrote:</DIV><BR class="Apple-interchange-newline"><BLOCKQUOTE type="cite"><SPAN class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><DIV class="Section1"><P class="MsoNormal"><FONT size="2" color="navy" face="Arial"><SPAN style="font-size: 10.0pt;font-family:Arial;color:navy; color: rgb(0, 0, 128); font-size: 13.3333px; "><O:P style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; "><SPAN class="Apple-style-span" style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; "> </SPAN></O:P></SPAN></FONT></P><DIV><P class="MsoNormal"><B style="font-family: Times New Roman; font-size: 16px; font-weight: bold; "><FONT size="2" face="Tahoma"><SPAN style="font-size:10.0pt; font-family:Tahoma;font-weight:bold; font-size: 13.3333px; "><SPAN class="Apple-style-span" style="font-family: Tahoma; font-size: 13.3333px; font-weight: bold; ">Subject:</SPAN></SPAN></FONT></B><FONT size="2" face="Tahoma"><SPAN style="font-size:10.0pt;font-family:Tahoma; font-size: 13.3333px; "><SPAN class="Apple-style-span" style="font-family: Tahoma; font-size: 13.3333px; "> Re: [CAUT] hammer burning experiment</SPAN></SPAN></FONT><O:P style="font-family: Times New Roman; font-size: 16px; "></O:P></P></DIV><P class="MsoNormal"><FONT size="3" face="Times New Roman"><SPAN style="font-size: 12.0pt; font-family: Times New Roman; font-size: 16px; "><O:P style="font-family: Times New Roman; font-size: 16px; "><SPAN class="Apple-style-span" style="font-family: Times New Roman; font-size: 16px; "> </SPAN></O:P></SPAN></FONT></P><P class="MsoNormal"><FONT size="2" color="navy" face="Arial"><SPAN style="font-size: 10.0pt;font-family:Arial;color:navy; color: rgb(0, 0, 128); font-size: 13.3333px; "><SPAN class="Apple-style-span" style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; ">Jon,</SPAN><O:P style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; "></O:P></SPAN></FONT></P><P class="MsoNormal"><FONT size="2" color="navy" face="Arial"><SPAN style="font-size: 10.0pt;font-family:Arial;color:navy; color: rgb(0, 0, 128); font-size: 13.3333px; "><O:P style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; "><SPAN class="Apple-style-span" style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; "> </SPAN></O:P></SPAN></FONT></P><P class="MsoNormal"><FONT size="2" color="navy" face="Arial"><SPAN style="font-size: 10.0pt;font-family:Arial;color:navy; color: rgb(0, 0, 128); font-size: 13.3333px; "><SPAN class="Apple-style-span" style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; ">IMO alcohol seems to burn (blacken) the shank easier than butane. As long as the shank is held in the blue flame it won’t burn. Don’t you find this to be true?</SPAN><O:P style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; "></O:P></SPAN></FONT></P><P class="MsoNormal"><FONT size="2" color="navy" face="Arial"><SPAN style="font-size: 10.0pt;font-family:Arial;color:navy; color: rgb(0, 0, 128); font-size: 13.3333px; "><O:P style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; "><SPAN class="Apple-style-span" style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; "> </SPAN></O:P></SPAN></FONT></P><P class="MsoNormal"><FONT size="2" color="navy" face="Arial"><SPAN style="font-size: 10.0pt;font-family:Arial;color:navy; color: rgb(0, 0, 128); font-size: 13.3333px; "><SPAN class="Apple-style-span" style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; ">Jim</SPAN><O:P style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; "></O:P></SPAN></FONT></P><P class="MsoNormal"><FONT size="2" color="navy" face="Arial"><SPAN style="font-size: 10.0pt;font-family:Arial;color:navy; color: rgb(0, 0, 128); font-size: 13.3333px; "><O:P style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; "><SPAN class="Apple-style-span" style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; "> </SPAN></O:P></SPAN></FONT></P><DIV><DIV class="MsoNormal" align="center" style="text-align:center; font-family: Times New Roman; font-size: 16px; "><FONT size="3" face="Times New Roman"><SPAN style="font-size:12.0pt; font-family: Times New Roman; font-size: 16px; text-align: center; "><SPAN class="Apple-style-span" style="font-family: Times New Roman; font-size: 16px; text-align: center; "></SPAN><HR size="2" width="100%" align="center" tabindex="-1"></SPAN></FONT></DIV><P class="MsoNormal"><B style="font-family: Times New Roman; font-size: 16px; font-weight: bold; "><FONT size="2" face="Tahoma"><SPAN style="font-size:10.0pt; font-family:Tahoma;font-weight:bold; font-size: 13.3333px; "><SPAN class="Apple-style-span" style="font-family: Tahoma; font-size: 13.3333px; font-weight: bold; ">Subject:</SPAN></SPAN></FONT></B><FONT size="2" face="Tahoma"><SPAN style="font-size:10.0pt;font-family:Tahoma; font-size: 13.3333px; "><SPAN class="Apple-style-span" style="font-family: Tahoma; font-size: 13.3333px; "> [CAUT] hammer burning experiment</SPAN></SPAN></FONT><O:P style="font-family: Times New Roman; font-size: 16px; "></O:P></P></DIV><P class="MsoNormal"><FONT size="3" face="Times New Roman"><SPAN style="font-size: 12.0pt; font-family: Times New Roman; font-size: 16px; "><O:P style="font-family: Times New Roman; font-size: 16px; "><SPAN class="Apple-style-span" style="font-family: Times New Roman; font-size: 16px; "> </SPAN></O:P></SPAN></FONT></P><DIV><P class="MsoNormal"><FONT size="1" color="black" face="Arial"><SPAN style="font-size: 7.5pt;font-family:Arial;color:black; font-size: 10px; "><SPAN class="Apple-style-span" style="font-family: Arial; font-size: 10px; ">>As I said, I heat the shank at the hammer. The question I have is, where do</SPAN><BR style="font-family: Arial; font-size: 10px; "><SPAN class="Apple-style-span" style="font-family: Arial; font-size: 10px; ">>you guys heat the shank? How far from the hammer?</SPAN></SPAN></FONT><O:P style="font-family: Times New Roman; font-size: 16px; "></O:P></P></DIV><DIV><P class="MsoNormal"><FONT size="3" face="Times New Roman"><SPAN style="font-size: 12.0pt; font-family: Times New Roman; font-size: 16px; "><O:P style="font-family: Times New Roman; font-size: 16px; "><SPAN class="Apple-style-span" style="font-family: Times New Roman; font-size: 16px; "> </SPAN></O:P></SPAN></FONT></P></DIV><DIV><P class="MsoNormal"><FONT size="3" face="Times New Roman"><SPAN style="font-size: 12.0pt; font-family: Times New Roman; font-size: 16px; "><SPAN class="Apple-style-span" style="font-family: Times New Roman; font-size: 16px; ">I heat with an alcohol lamp and wave the flame under the length of the shank</SPAN><O:P style="font-family: Times New Roman; font-size: 16px; "></O:P></SPAN></FONT></P></DIV><DIV><P class="MsoNormal"><FONT size="3" face="Times New Roman"><SPAN style="font-size: 12.0pt; font-family: Times New Roman; font-size: 16px; "><SPAN class="Apple-style-span" style="font-family: Times New Roman; font-size: 16px; ">while holding/rotating the hammer in the corrected direction until the shank</SPAN><O:P style="font-family: Times New Roman; font-size: 16px; "></O:P></SPAN></FONT></P></DIV><DIV><P class="MsoNormal"><FONT size="3" face="Times New Roman"><SPAN style="font-size: 12.0pt; font-family: Times New Roman; font-size: 16px; "><SPAN class="Apple-style-span" style="font-family: Times New Roman; font-size: 16px; ">heats up enough to feel it 'give'. Hold the hammer for a few seconds longer</SPAN><O:P style="font-family: Times New Roman; font-size: 16px; "></O:P></SPAN></FONT></P></DIV><DIV><P class="MsoNormal"><FONT size="3" face="Times New Roman"><SPAN style="font-size: 12.0pt; font-family: Times New Roman; font-size: 16px; "><SPAN class="Apple-style-span" style="font-family: Times New Roman; font-size: 16px; ">with no flame to set. I was instructed not to concentrate the heat on one spot.</SPAN><O:P style="font-family: Times New Roman; font-size: 16px; "></O:P></SPAN></FONT></P></DIV><DIV><P class="MsoNormal"><FONT size="3" face="Times New Roman"><SPAN style="font-size: 12.0pt; font-family: Times New Roman; font-size: 16px; "><O:P style="font-family: Times New Roman; font-size: 16px; "><SPAN class="Apple-style-span" style="font-family: Times New Roman; font-size: 16px; "> </SPAN></O:P></SPAN></FONT></P></DIV><DIV><P class="MsoNormal"><FONT size="3" face="Times New Roman"><SPAN style="font-size: 12.0pt; font-family: Times New Roman; font-size: 16px; "><SPAN class="Apple-style-span" style="font-family: Times New Roman; font-size: 16px; ">Jon Page</SPAN><O:P style="font-family: Times New Roman; font-size: 16px; "></O:P></SPAN></FONT></P><P class="MsoNormal"><FONT size="2" color="navy" face="Arial"><SPAN style="font-size: 10.0pt;font-family:Arial;color:navy; color: rgb(0, 0, 128); font-size: 13.3333px; "><O:P style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; "><SPAN class="Apple-style-span" style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; "> </SPAN></O:P></SPAN></FONT></P><P class="MsoNormal"><FONT size="2" color="navy" face="Arial"><SPAN style="font-size: 10.0pt;font-family:Arial;color:navy; color: rgb(0, 0, 128); font-size: 13.3333px; "><SPAN class="Apple-style-span" style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; ">“Where the flame is blue, there’s no residue.” Steinway school.</SPAN><O:P style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; "></O:P></SPAN></FONT></P><P class="MsoNormal"><FONT size="2" color="navy" face="Arial"><SPAN style="font-size: 10.0pt;font-family:Arial;color:navy; color: rgb(0, 0, 128); font-size: 13.3333px; "><O:P style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; "><SPAN class="Apple-style-span" style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; "> </SPAN></O:P></SPAN></FONT></P><P class="MsoNormal"><FONT size="2" color="navy" face="Arial"><SPAN style="font-size: 10.0pt;font-family:Arial;color:navy; color: rgb(0, 0, 128); font-size: 13.3333px; "><SPAN class="Apple-style-span" style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; ">Paul C</SPAN><O:P style="color: rgb(0, 0, 128); font-family: Arial; font-size: 13.3333px; "></O:P></SPAN></FONT></P></DIV></DIV><BR class="Apple-interchange-newline"></SPAN></BLOCKQUOTE></DIV><BR></DIV></DIV></DIV></BODY></HTML>