“Amid the hum and heat of Berlin’s Reuter thermal power station stands a shining contraption that looks out of place in the decades-old machine hall.

Its silver pipes and vats contain a substance that Vattenfall, the plant’s operator, says could become a key ingredient for a fossil fuel-free future.

The energy company, together with a Swedish start-up, is testing the use of salt – though not quite the common table variety – to store heat, the type of energy that accounts for more than half the power consumed in Germany…”

Read More: https://www.csmonitor.com/Environment/2019/0509/New-kind-of-battery-make-solar-wind-worth-its-salt