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Zinc-air batteries renew themselves with solar energy
Researchers at the Korea Institute of Science and Technology (KIST) have developed technology to improve the electrochemical performance of zinc-air batteries using solar energy. Zinc-air batteries, which produce electricity through a chemical reaction between...
Bauxite: Guinea asks mining companies to submit refinery plans by May
The interim government of Guinea, the world's second-largest bauxite producer, on Friday asked international mining companies to submit plans to refine their bauxite production into alumina in the country by May 2022. Africa's largest producer of the aluminium ore has...
Ferrous scrap: rising use in steel production in China
The ferrous scrap utilisation in steel production among major Chinese mills (integrated and EAF steelmakers, as well as mills using both blast furnace and EAF technology) increased by 2.35% in March, to an average of 23%. Last month, steel mills held 4.75 million...
Steel scrap: LME contracts fall as March volumes set new records
Short-term steel scrap futures contracts on the London Metal Exchange fell sharply in the week of 7 April as trading volumes declined. The April contract fell by $8.75/mt to $636.50/mt on 7 April. The May contract fell $30.75/mt to $609.50/mt, while the June contract...