Rare earth elements are used in a wide range of consumer products, from iPhones to electric car motors, as well as military jet engines, satellites and lasers.
Source: [url=http://feeds.reuters.com/~r/Reuters/worldNews/~3/X6geXYTvHlQ/explainer-chinas-rare-earth-supplies-could-be-vital-bargaining-chip-in-u-s-trade-war-idUSKCN1SS2VW]Explainer: China's rare earth supplies could be vital bargaining chip in U.S. trade war[/url]