Massive 3D-printed community almost finished in Texas [TechSpot]

Icon utilizes a massive 3D printer measuring more than 45 feet wide and weighing 4.75 tons. It uses a mixture of concrete powder, sand, water, and other additives to build walls layer by layer, squeezing out the mixture like toothpaste out of a tube. The resulting walls look like textured corduroy.Read Entire Article