https://interestingengineering.com/energy/china-sodium-battery-thermal-runaway
China's new sodium battery survives 572°F with zero thermal runaway
Apr 7, 2026 - Scientists at the Chinese Academy of Sciences (CAS) have designed a sodium-ion battery that blocks thermal runaway at extreme temperatures.
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https://www.ul.com/services/battery-enclosure-thermal-runaway-betr-evaluation
Battery Enclosure Thermal Runaway (BETR) Evaluation | UL Solutions
Choosing an appropriate EV battery enclosure material plays a critical role in helping to minimize the potential hazards of battery fires.
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https://newatlas.com/energy/fireproof-batteries-internal-firewall/
Fireproof batteries prevent thermal runaway with internal firewall
Apr 15, 2026 - New sodium-ion batteries create an internal firewall by solidifying their electrolyte to stop thermal runaway and prevent fires.
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