Cast metal engine parts from 3D prints using a homemade metal foundry and lost PLA investment casting. Smelt alloy wheels ...

Chemically treated molding sand is broken up after the pouring and cooling process. The sand will be crushed and reused. A safety station at the foundry is covered in a layer of dust from the furnace.

Katsunori Suzuki is one of a few craftsmen in Japan still producing cast iron cookware by hand using laborious traditional techniques. The president of the 172-year-old foundry where he works says she ...