[AT] Scrap iron

Landen Schooler skoullar at ix.netcom.com
Tue Apr 12 20:56:19 PDT 2005


I see to remember reading about cement hulled freighters during WWII.

Landen Schooler
Palmyra, Iowa

Guy Fay wrote:
> 
> Actually, a lot of civil engineering schools sponsor concrete canoe race
> teams- UW Madison holds the championship this year. They make some
> pretty exotic mixes, the stuff will float. The trick is to get the
> strength in there. Vermiculite is a common ingrediant.
> GUy
>




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