Who has placed the mouth and tongue in man.

intro tekst

waarom stap

http://kunstgieterijvangeert.be
http://www.artcasting.be
http://www.kunstbronsgieterij-degroeve.be

ceramic shell casting vacuum casting Zandvormgietwerk

tools & tips to repair and clean up STL files or meshes.

blender mesh repair http://www.mcell.org/tutorials/mesh_repair.html

building a melting furnace

https://www.elab-hackerspace.org/2016/08/26/diy-metal-melting-furnace/