The other 970 stocks made up 60 percent by capitalization weight and their return was 10.5 percent annually.

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Alta's technology can reduce that battery weight by 70 percent, saving approximately 25 pounds of pack weight.

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The other 95 percent is dark, either dark matter (which is estimated at 20 percent of the universe by weight or dark energy, which makes up the balance).

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And the wings are the reason this plane is considered one of the most revolutionary in aviation history (the weight-saving reduces per-passenger fuel consumption by 20 percent).

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China, however, now plans to electrify 80 percent of its new cars by 2020, but Deutsche Bank's forecast conservatively assumed only 26 percent, no cuts in any cars' weight and drag, and ordinary trucks and planes.

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