Chennai: Researchers at IIT Madras developed a sustainable method to recover valuable metals from electronic waste using environment-friendly solvents.
Electronic waste contains precious metals, which can be safely dissolved and separated with recyclable fatty acids, without the use of corrosive substances. A new technique enables the use of, for ...
A new technique enables the use of, for example, cooking oil from fast-food restaurants to dissolve and separate silver. The process requires light and diluted hydrogen peroxide. The technique makes ...