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rebar - Re: a VERY cheap way to make BIG toroids
Original poster: "Terry Fritz" <twftesla-at-qwest-dot-net>
Hi Greg,
"rebar" is short (american slang maybe) for steel reinforcing bars that are
added to poored concret for strength. It is that 1/2 inch diameter ribbed
rod you see in broken concrete.
http://www.fhwa.dot.gov/resourcecenters/southern/inovma01.htm
It is widly used everywhere where poured concrete is used. I think it is
cheap to free if you look in the right place like a construction site where
they do not want to haul the extra bar back. It is heavy...
Cheers,
Terry
At 10:14 PM 12/16/2001 +1000, you wrote:
>What is rebar?
>
>Greg Peters
>Department of Earth Sciences,
>University of Queensland, Australia
>Phone: 0402 841 677
>http://www.geocities-dot-com/gregjpeters
>
>
>