Cazza Construction Technologies may be a young company, but they're already making significant progress towards an ambitious goal - the construction of 3D printed smart cities across the world. Over the last two years, co-founders Chris Kelsey and Fernando De Los Rios have been working with more than 50 renowned engineers from across the globe to develop their technology, which is capable of building a 100-square-meter concrete house within 24 hours, or a 1,000-square-foot house within 10 days, using only one machine. Read more at 3DPrint.com: https://3dprint.com/155335/cazza-con...-technologies/