Years ago, there used to be a sign on 880 around Hayward that simply read stop casting porosity in big block letters. Something to do with casting metal, I always assumed. I wonder what became of it? I don’t remember seeing it for over a decade now.
Posted by jim at August 6, 2004 01:11 PM | TrackBackeffect of porosity on cast iron casting
Posted by: ali on October 25, 2004 03:50 AM