That's metalwork in general. A friend of mine worked in a copper mill as an engi...

OtterCoder on June 24, 2017 | parent | context | favorite | on: 14 People Make 500K Tons of Steel a Year in Austri...

That's metalwork in general. A friend of mine worked in a copper mill as an engineering intern and he told me all kinds of horror stories like having to clear out a chimney with a shotgun and scraping several tons of copper off the floor.