IFJ_042023_3dprinting_Printer Ken Norberg August 3, 2023 2 Views The BioHome3D prototype was printed on the world’s largest polymer 3D printer, as verified by the Guinness World Records. Photo courtesy UMaine The BioHome3D prototype was printed on the world’s largest polymer 3D printer, as verified by the Guinness World Records. Photo courtesy UMaine