"In active or simulated combat environments, we don't want Marines out there swinging hammers and holding plywood up"
3D-printed construction seems a good fit for the military. The emerging technology is relatively portable and inexpensive, and could potentially even save lives if it means soldiers receive a safe barracks in a shorter time. With this in mind, the US Marine Corps Systems Command (MCSC) recently constructed a prototype concrete barracks in under two days with what it calls the world's largest 3D printer.
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