It takes a while to get there, though; depending on the strength of the etchant when fresh, you can expect it to hold up to 50 grams per liter of copper metal before it can hold no more.

A decade of jewelry collecting has taught me that where you keep your treasures matters as much as the treasures themselves. Otherwise, you risk scuffed gold, tangled chains, or, even worse ...

And so we have this example of reclaiming copper from used microwave ovens ... But the transformer is not the only source of the red metal; [eWaste Ben] also harvests it from relay coils and ...

But "increasingly, copper is a precious metal" too, says Alan Livsey in the Financial Times. Copper is becoming scarce. The yield of copper from each unit of ore mined is dwindling. In 2010 the 15 ...

Homeowners in regions with heavy rainfall are better suited to moisture- and corrosion-resistant metals such as aluminum, zinc, and copper. One of the major beliefs about metal roofing is that it ...

Sirna just ordered two of these and plans to display them under a large console in the living ... “The fluidity of this vase really speaks to me,” Bass says, adding “a pop of metal here or there is a ...

Police in Halton Region are warning the public after three recent incidents where victims were distracted by suspects and ...

Silver is also a store of value that's used to make jewelry, silverware, coins, and bars. Silver's dual role as an industrial metal and store of value tends to make it more volatile than the ...

not copper metal. On the other hand, sodium is too reactive to be used safely - again the metal is not used to make sodium salts.

This metal, minimalist laptop might ... is its special hinge that looks like metallic jewelry or a fancy watchband. It also lets you swivel the display back a full 360 degrees.

Jewelry designer Paula ... weaving fiber and knitting metal in a beautifully chaotic process. The artisan brand creates plantain fiber and copper thread curtains, silver-plated handbags and ...

You might not recognize his name, but you've probably seen his work: Alphonse Mucha's work characterized Art Nouveau.