Using Concrete to build space ships...

>Date: Tue, 24 Feb 2004 02:19:19 +0100
>
> >What I had actually thought about as far as difficulty in the vacuum was
>the
> >boiling off of the water with the absence of pressure. I would imagine
>that
> >it would cold boil the concrete.
>
>I think less pressure would make the process simpler. What do you mean
>with cold boiling? Is it actually possible to cold boil something in
>lower temperatures without high pressure?
>