การแปรรูปโลหะ

Also known as metalwork

thumb|A fireman turning a bar of metal on a lathe on the USS Harry S. Truman in 2004 Metalworking is the process of shaping and reshaping metals in order to create useful objects, parts, assemblies, and large scale structures. As a term, it covers a wide and diverse range of processes, skills, and tools for producing objects on every scale: from huge ships, buildings, and bridges, down to precise engine parts and delicate jewellery.