More than 250 federal and state officials, business executives, University of Maine System leaders and community members were on hand to witness the UMaine Advanced Structures and Composites Center receive three Guinness World Records on Oct. 10 for the world’s largest prototype polymer 3D printer, largest solid 3D-printed object, and largest 3D-printed boat. The event read more UMaine Composites Center receives three Guinness World Records related to largest 3D printer