RE: I really Dumb Question But
Here's a how-to, the original is in French ........ [link=http://pagesperso-orange.fr/xavier.cardinale/Dossiers/Construction/Moulage_ceramique.html]Ceramic moulds[/link] but you can translate it through [link=http://se.babelfish.yahoo.com/translate_url]Babel fish[/link]