Photo of a smiling young woman using smartphone on airplane
An employee inserts lithium-ion battery cells during battery pack assembly at the Johammer e-mobility GmbH electric motorbike factory in Bad Leonfelden, Austria, on Tuesday, Nov. 8, 2016. First released in late 2014, some 60 Johammers are storming across Europe, and can to cover more than 300 kilometers (186 miles) on a single charge. Photographer: Lisi Niesner/Bloomberg via Getty Images
A lithium-ion battery sits inside a smartphone sold as an Apple Inc. iPhone 4S in an arranged photograph in Hong Kong, China, on Saturday, Jan. 11, 2014. Apple Inc.'s iOS smartphone operating system gained ground in the U.S. in the final quarter of 2013 as the share of the market served by the platforms of Google Inc., Microsoft Corp. and BlackBerry Ltd. shrank. Photographer: Brent Lewin/Bloomberg via Getty Images
