Recent research indicates that granular activated carbon (GAC) sorbed with per- and polyfluoroalkyl substances (PFAS) can effectively extract lithium from brine sources. The study highlights a novel approach to lithium extraction, which is critical for the growing electric vehicle and renewable energy sectors. PFAS are known for their stability and resistance to degradation, which may enhance the efficiency of lithium recovery processes.
The method involves utilizing GAC that has been treated to adsorb PFAS, allowing it to selectively bind lithium ions from brine. This technique not only provides a potential solution to lithium shortages but also addresses the environmental concerns associated with PFAS, as it repurposes these substances in a productive manner.
As lithium demand continues to rise, innovative extraction methods like this could play a significant role in meeting future energy needs while mitigating the environmental impact of traditional extraction methods.
Source: news.google.com