Watch skilled artisans shape and refine the metal, bringing out its ... craftsmanship required to turn raw copper into a stunning, functional piece of art. The transformation is nothing short ...

For a lot of reasons, home etching of PCBs is somewhat of a dying art. The main reason is the ... it to hold up to 50 grams per liter of copper metal before it can hold no more.

The combination of metal and wire brought “unexpected discoveries,” he said. The fused glass raises the copper lines off the page, which caused them to reverberate the way cave art does in a ...