Quote:
Originally Posted by Ryland
Most states have an outdated law that required a wet cell battery to run the lights in cars because at the time wet cell batteries were the only rechargeable batteries out there, because of this it might be 100 more years before we see lead acid batteries leave, this is why even EV's have a lead acid battery that is charged off the dc to dc converter.
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The big manufacturers don't use Lead acid batteries in their EV's.
Nickel Metal hydride, Lithium Poly Ion and a few other chemical couples are used.