An alloy composed of zinc, tin, lead and copper, should be made by forming the three first metals into an alloy and casting them into ingots, then melting the copper, and adding this alloy to it.

Once you have the Smelter, you can put copper ore into the smelter and turn it on by adding planks to the fire below it. It will take 80 seconds to turn Copper Ore into Copper Ingots.

The bounty is melted down in an electric foundry and cast in a graphite mold into a lovely ingot. Unless you ... taking the extra step to melt and cast the copper harvested from microwaves ...

After gathering 50 pounds of beer cans and melting them down into ingots of various sizes, [Brock] and company had a lot of aluminum and nothing to build. Eventually, someone got the idea to build ...