this casenvolves something called rare eah materials. now, if china would simply let the maet work on its own, we'd have no objections. but their policies curntly are prevting that from happening. and they go against t very rules that cna agreed to follow. >> chad myers, he's joining us. chad, before we talk about what they are, tell us what they do. >> they will power your battery, they will, they're the part that makes the power. they will turn red, green, and blue, which are the colors of your tv set. they will make a tiny magnet, which in real magnets would be this size, they can be almost down to the size of a quarter for the me amount of power, thereforemaking verymall motors for aerpacer for spacecft or for satellites that go up. they are elements, they are plentiful in therld. they are all over the place. but a long time go, china really reduced the cost of them and a lot of mines just basically went out of business. they couldn't compete. now china makes 97% of those minerals. they don't want to give them away them anymore. they
