# What would cause a battery in a parked car to spontaneously catch fire?

**URL:** <https://boards.straightdope.com/t/what-would-cause-a-battery-in-a-parked-car-to-spontaneously-catch-fire/837562>\
**Category:** Factual Questions\
**Created:** [July 24, 2019, 6:42pm UTC](https://boards.straightdope.com/t/what-would-cause-a-battery-in-a-parked-car-to-spontaneously-catch-fire/837562 "2019-07-24T18:42:41Z")\
**Posts on this page:** 1\
**Page:** 2

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**Author:** ![Drum\_God](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/drum_god/32/44_2.png) [@Drum\_God](https://boards.straightdope.com/u/Drum_God)\
**Post date:** [July 27, 2019, 4:20am UTC](https://boards.straightdope.com/t/what-would-cause-a-battery-in-a-parked-car-to-spontaneously-catch-fire/837562/21 "2019-07-27T04:20:37Z")

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Just popped in to note that, if there is smoke coming from the engine compartment, DO NOT RAISE THE HOOD!! That just introduces a whole lot of oxygen to a combustible mix. Leave the hood closed and let the fire fighters to their thing.

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