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Old 26th Jan 2013, 11:28
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hetfield
 
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The Boeing 787 Dreamliner uses two lithium cobalt oxide batteries manufactured by GS Yuasa.[12]
Lithium cobalt oxide - Wikipedia, the free encyclopedia

American Manganese Inc.: Boeing 787 Dreamliner Lithium Ion Batteries Based on Cobalt Not Manganese
American Manganese Inc.: Boeing 787 Dreamliner Lithium Ion Batteries Based on Cobalt Not Manganese

GS Yuasa’s lithium ion cells were chosen for the Electrical Power Conversion System in Boeing’s next generation commercial airliner, the 787 Dreamliner. This contract is a historic first as it marks the first commercial aviation application of Li-ion technology anywhere in the world. Partnering with Thales Alenia for the battery system electronics and integration, GS Yuasa’s lithium ion cells will play a key role in on-board power, providing both Auxiliary Power Unit start and emergency power back-up capabilities......
Aviation | GSYuasa Lithium Power
http://www.s399157097.onlinehome.us/...s/LVP10-65.pdf

In the last document it's clearly said..., cobalt.
Last edited by hetfield; 26th Jan 2013 at 13:31.
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