prd <X_header@xxxxxxxxxxx> wrote:
> Not only that you have to drive off the CO2 in the limestone with
> heat, large amounts of heating,
It' was not necessary. You should watch the movie to figure it out.
> you would have to search out various
> materials, Sand and cement = Mortar. Sand, Aggregate + Cement = Concrete.
> Mortar does not have the same strength as concrete. Someone also has to
> pound the blocks into chips for the firing process.
Nope. Again, watch the movie.
"Tout est au mieux dans le meilleur des mondes possibles"
Voltaire vs Leibniz