The World’s Most Profitable Nickel Plants Face Cost Challenge

The World’s Most Profitable Nickel Plants Face Cost Challenge
The price of sulfur, a chemical used to produce acid, has more than tripled in price over the past year, driven by increased demand. That’s a headache for producers in Indonesia that use high-pressure acid leaching, known as HPAL. The breakthrough technique enables the smelters to extract metal from low-grade ore with chemicals, avoiding the need for blast furnaces. Indonesia... ...

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