Structure of a Tornado

<BODY text="#000066" link="blue" vlink="purple" alink="red" background=""> <A NAME="pgtop"></A> <A HREF="indexc.htm"><Img Src="flconts.gif" ALT="Table of Contents" WIDTH=24 HEIGHT=24></A> <A HREF="index17.htm"><Img Src="fllarrow.gif" ALT="Previous" WIDTH=24 HEIGHT=24></A> <A HREF="index19.htm"><Img Src="flrarrow.gif" ALT="Next" WIDTH=24 HEIGHT=24></A> <A HREF="mailto:george@madscitech.org"><Img Src="flmlsend.gif" ALT="Send Mail" WIDTH=24 HEIGHT=24></A> <BR> <IMG BORDER=0 SRC="index18.jpg" WIDTH="443" HEIGHT="342" ALT="Page Image"> <HR ALIGN="left" size=5 WIDTH="65%"> <A NAME="pgbot"></A> <BR> <ADDRESS>George Hrabovsky<A HREF="mailto:george@madscitech.org"> george@madscitech.org</A></ADDRESS> <FONT SIZE="-2">Published by <A HREF="http://www.lotus.com">Lotus</A>® <A HREF="http://www.lotus.com/freelance">Freelance Graphics</A>®</FONT> </BODY>