Associated Press
Electric engineer energy storage team leader Sonya Zanardelli, left, talks about the Energy Storage Lab where all types of batteries are tested for performance and durability, Wednesday, April 11, 2012 in Warren, Mich. The U.S. Army unveiled a new laboratory Wednesday that can simulate Afghanistan's desert heat and Antarctica's extreme cold in an effort to discover how to save energy and make combat vehicles fuel-efficient. (AP Photo/Detroit News, Todd McInturf )  DETROIT FREE PRESS OUT; HUFFINGTON POST OUT

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