[Seth Robinson] crafted a copper ice press to make his own. Copper is well-known for its thermal conductivity, making it a perfect material for building a press to melt ice into a given shape.

Much like etching a PCB, Blake started with a copper sheet, writing and drawing his ... made it possible to print using his giant handmade press.

It is more essential to have sheet and plate- iron than any other kind, covered with copper. For example, sheet-iron covered with copper, would be cheaper than tinned iron for roots of buildings ...

LME copper opened at $9,934 last night, reaching a high of $9,986.5 during the session before fluctuating downward to hit a low of $9,906 and finally closing at $9,910. It fell $87.5 from the previous ...