How to Handle a Car Battery Safely: Hydrogen Gas, Acid Splash, and the Disconnect Order | WC Safety
A car battery is a box of sulfuric acid that exhales explosive hydrogen gas, wired to enough current to weld a wrench. This guide covers the disconnect order (negative first, negative last), the jump-start sequence that keeps the spark away from the battery, acid splash PPE, terminal corrosion cleanup, and lead-acid vs lithium handling.
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