Share this page Project 3D Printing in the Circular City Circularity in Urban Regions Closing the loop of plastic waste flows by using large-scale 3D printing for recycling plastic waste Project 3D Printing in the Circular City Circularity in Urban Regions Closing the loop of plastic waste flows by using large-scale 3D printing for recycling plastic waste Project 3D Printing in the Circular City Circularity in Urban Regions Closing the loop of plastic waste flows by using large-scale 3D printing for recycling plastic waste