Kia Optima: For best battery service

WARNING - Battery
dangers

Always read the following instructions carefully when handling a battery.

Keep lighted cigarettes and all other flames or sparks away from the battery.

Hydrogen, a highly combustible gas, is always present in battery cells and may explode if ignited.

Keep batteries out of the reach of children because batteries contain highly corrosive SULFURIC ACID. Do not allow battery acid to contact your skin, eyes, clothing or paint finish.
If
any electrolyte gets into
your eyes, flush your eyes
with clean water for at least
15 minutes and get immediate
medical attention.
If electrolyte gets on your skin, thoroughly wash the contacted area. If you feel a pain or a burning sensation, get medical attention immediately.

Wear eye protection when charging or working near a battery. Always provide ventilation when working in an enclosed space.

An inappropriately disposed battery can be harmful to the environment and human health. Dispose the battery according to your local law(s) or regulation.
Failure to follow the above warnings can result in serious bodily injury or death.
CAUTION
WARNING
Separating the battery from the vehicle should be done in an authorized Kia dealer.
Battery
Battery rechargingCamshaft. Repair procedures
...
Electrical Equipment
The electrical system of your vehicle is designed to perform under all reasonably
expected operating conditions. However, before any additional electrical equipment
is installed in your vehicle, c ...
Changing the engine oil and filter
Have engine oil and filter changed by an
authorized Kia dealer according to the
Maintenance Schedule at the beginning
of this section.
WARNING
Used engine oil may cause irritation
or cancer ...