This guy printed a castle using concrete
http://www.3ders.org/articles/20140...nted-concrete-castle-in-his-own-backyard.html
He's trying to create a market for 3D printers that can print buildings, and this is his proof-of-concept. It's pretty impressive.
http://www.3ders.org/articles/20140...nted-concrete-castle-in-his-own-backyard.html
He's trying to create a market for 3D printers that can print buildings, and this is his proof-of-concept. It's pretty impressive.