"SolarReserve" "Crescent Dunes"  "energy storage" "molten salt"
Search: "SolarReserve" "Crescent Dunes" "energy storage" "molten salt"
prilled NitCal-K ternary molten salt mix
https://www.yara.com/chemical-and-environmental-solutions/solar-power-molten-salt/
https://en.wikipedia.org/wiki/Crescent_Dunes_Solar_Energy_Project