Salt battery stores clean heat for months
đ©đȘ Germanyâs Salt Battery Breakthrough: Clean Heat Storage for Months with Zero Emissions Imagine capturing summerâs sunshine and unleashing it in mid-winterâno batteries, no rare metals, no emissions. On the outskirts of Hamburg, Germanyâs first commercial salt-based thermal battery has gone live, demonstrating how recycled industrial salts can store gigawatt-hours of renewable heat for months. …