Energy
A lithium battery fire does not need air. That one fact explains why smothering it fails
25 Sept 2026 · 12 min read
A cell in thermal runaway supplies its own oxidiser from inside the cathode, so cutting off air does nothing. Understanding that explains why water is the right answer, why packs reignite hours later, why LFP is genuinely safer, and why airlines care what charge your battery is at.
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