Mercedes sees electric-car progress (USATODAY.com)

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Mercedes sees electric-car progress
    (USATODAY.com)

 

You are not allowed to view links. Register or Login - NEW YORK - Lithium batteries, common in cellphones and laptop computers, are significantly more powerful for their size and weight than other types of batteries. But scaling up for auto use introduces new challenges.


You are not allowed to view links. Register or Login/news.yahoo.com/s/usatoday/20080324/tc_usatoday/mercedesseeselectriccarprogress