Settle it as a refiner and purifier of silver - Malachi 3.3
Our Father, which seeks to improve ourselves, know how much worth the refiner's fire.
It is with the most precious metals that the evaluator metals spends more time. He submits to the strong fire because this fire melts metal, and is the only molten mass that loosens the base metals that are in the league, and also takes a new shape perfectly in the mold. The experienced refiner never leaves near the crucible, but sits beside him, lest an excessive degree heat will not damage the metal. But as soon as the latter removes surface scum there and sees his own face reflected, he puts out the fire.
Arthur T. Pierson
Source: reflexoes-posts.blogspot.com
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Refining precious metal wastes, gold--silver--platinum metals: A handbook for the jeweler, dentist and small refiner Book (University Microfilms International) |
Mining garbaged cell phones
2008-11-26 15:48:29 by Tek_Jansen
Mining gold used to mean sifting through pans of water and muck to find precious nuggets. That evolved to crawling through dark passages deep within the Earth. The newest gold mine has plastic, a circuit board and the digits of that girl you met at the bar last night.
Urban mining, or the process of extracting precious metals from cell phones, is one way to combat the wastes inherent in the mining industry. And your old cell phone is literally a deposit waiting to be unearthed. One metric ton of cell phones contains 140 kilograms of copper, 3
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