At a laboratory in Newark, New Jersey, a gray liquid swirls vigorously inside a reactor the size of a small watermelon. Here, scientists with the mining technology startup Still Bright are using a ...
To clean copper, wipe it down daily using a degreasing dish soap and a soft sponge. Polishing copper isn't necessary. If you do want to restore its shine, you can use a copper cream polish. Avoid ...
Rio Tinto (RIO) and Amazon Web Services (AMZN) inked a two-year agreement to make AWS the first customer for copper produced with Rio Tinto's (RIO) Nuton bioleaching technology, with the metal to be ...
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