How hard are toothpaste tubes to recycle? Many end up in landfills each year, prompting an initiative to clean, cut, and injection mold them into new toothpaste pots. This project highlights the ...

An injection molded, threaded cap made from a 3D-printed metal mold insert, right, created on a Mantle P-200 machine. Within reach of you right now are probably five to 10 plastic products, or parts ...