Super-Hot Salt Could Be Coming to a Grid Storage Battery Near You

17 Nov 2022 | Abstracted from Technology Review

"Ambri is a Boston-area startup that's building molten-salt batteries from calcium and antimony....technology could be 30-50% cheaper over its lifetime than an equivalent lithium-ion system. Molten salt batteries can also exceed 80% efficiency, meaning that a relatively low amount of energy that's used to charge the battery is lost to heat.

"In 2017, the company pivoted to a new approach for its batteries, using calcium and antimony."

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