Incineration of solid waste produces millions of tonnes of waste fly ash in Europe each year, that most commonly ends up in landfill. But this ash often contains significant amounts of precious metals ...

The infamous slag dump at Zeehan on Tasmania's west coast is being mined for its rich zinc deposits amid calls to preserve it as a relic of the town's glory days. The slag dump has been part of Zeehan ...

Canadian researchers have introduced a novel process for the extraction and separation of metals from spent alkaline batteries, which could offer a solution for recycling of critical metals. As global ...