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<P><FONT face=Tahoma size=3><SPAN
class=310192821-24042007>Everyone,</SPAN></FONT></P>
<P><FONT face=Tahoma size=3><SPAN class=310192821-24042007><STRONG>Per Mark
Voorhis and Dave Lubleski</STRONG></SPAN></FONT></P>
<P><FONT face=Tahoma size=3><SPAN class=310192821-24042007>Due to defective
valve all ammonia gas will be shut down until further
notice.</SPAN></FONT></P>
<DIV><SPAN class=310192821-24042007><FONT face=Tahoma size=3>Thank you for your
patience for this time of shut down.</FONT></SPAN></DIV>
<DIV align=left><FONT face="Lucida Handwriting"><FONT size=4>Sheryl L.
Willison</FONT></FONT></DIV>
<DIV align=left><FONT face="Lucida Handwriting"><FONT size=1><FONT
face="Lucida Sans">Secretary</FONT> </FONT></FONT></DIV>
<DIV align=left><FONT face="Lucida Sans" size=2>Purdue University</FONT></DIV>
<DIV align=left><FONT face="Lucida Sans" size=2>Birck Nanotechnology
Center</FONT></DIV>
<DIV align=left><FONT face="Lucida Sans" size=2>1205 West State
Street</FONT></DIV>
<DIV align=left><FONT face="Lucida Sans" size=2>West Lafayette, IN
47907-2057</FONT></DIV>
<DIV align=left><FONT face="Lucida Sans" size=2>(765)494-7053</FONT></DIV>
<DIV align=left><FONT face="Lucida Sans" size=2>Fax: (765) 496-8383</FONT></DIV>
<DIV align=left><STRONG><FONT face="Comic Sans MS" size=2><A
href="http://www.nano.purdue.edu/">http://www.nano.purdue.edu</A></FONT></STRONG><BR></DIV>
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