> 3D concrete printing > > https://www.youtube.com/watch?v=zb3zuk1qNDk
Without rebar and vibration concrete will be weak, maybe it's good enough for a real firewall? ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
