Toyota 2014 Sienna Manual page 685

CAUTION
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Chemicals in the battery
Batteries contain poisonous and corrosive sulfuric acid and may produce
hydrogen gas which is flammable and explosive. To reduce the risk of death
or serious injury, take the following precautions while working on or near the
battery:
●
Do not cause sparks by touching the battery terminals with tools.
●
Do not smoke or light a match near the battery.
●
Avoid contact with eyes, skin and clothes.
●
Never inhale or swallow electrolyte.
●
Wear protective safety glasses when working near the battery.
●
Keep children away from the battery.
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Where to safely charge the battery
Always charge the battery in an open area. Do not charge the battery in a
garage or closed room where there is insufficient ventilation.
SIENNA_OM_OM45483U_(U)
4-3. Do-it-yourself maintenance
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