CATL's New Sodium-Ion EV Battery Works In -40 Degree Cold
Briefly

"CATL’s second-generation sodium-ion cells can reportedly discharge normally even at -40 degrees Celsius, setting a new standard for extreme weather performance in battery technology."
"Sodium-ion batteries could eliminate the pesky traits of lithium-ions: There’s less risk of thermal runaway, they can operate at varied temperatures, and the cost is much lower."
Read at InsideEVs
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