<!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 6.00.6000.16525" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT face=Arial size=2>Years ago I worked in cryogenics making liquid oxygen. </FONT></DIV> <DIV><FONT face=Arial size=2>One of the demonstrations for tourists was to place steel wool into a tray of liquid oxygen. It ignites instantly.</FONT></DIV> <DIV><FONT face=Arial size=2>Gene</FONT></DIV> <BLOCKQUOTE style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px"> <DIV style="FONT: 10pt arial">----- Original Message ----- </DIV> <DIV style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: black"><B>From:</B> <A title=anrpiano@gmail.com href="mailto:anrpiano@gmail.com">Andrew Remillard</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A title=pianotech@ptg.org href="mailto:pianotech@ptg.org">Pianotech List</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> Wednesday, August 29, 2007 5:43 AM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Re: Unexpected fire hazard in shop</DIV> <DIV><BR></DIV><BR><BR>There are oils in steel wool which obviously burn.  You can also ignite it using a 9 volt battery.<BR><BR clear=all><BR>-- <BR>Andrew Remillard<BR>ANRPiano.com<BR>5008 Fairview Ave<BR>Downers Grove, IL  60515<BR>630-852-5058 </BLOCKQUOTE></BODY></HTML>