Where the Most Important Part of Your Battery Comes From

Lithium's kind of a big deal. It powers everything from our gadgets to our cars--really our entire modern world. And that's not changing any time soon; some analysts estimate that demand could grow up to 25% over the next several years. But how does one harness the power of a metal that bursts into flame every time it gets wet? How do you even get it out of the ground?