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 ...

Zinc sulphide concentrate leaching processes remain pivotal in the field of hydrometallurgy, providing a sustainable and economically viable route for zinc recovery from sphalerite ores. These ...

A new study led by researchers in Canada introduces a novel process for the extraction and separation of metals from spent alkaline batteries, offering a promising solution for efficient recycling of ...