What are Gallium and Germanium? China curbs exports of metals critical to chips and other tech

China is restricting exports of two niche metals that are key to manufacture electronics and semiconductors, as the tech battle with the U.S. and Europe heats up.

Germanium and gallium are the two metals in the spotlight.

But what and how crucial are they?

China and the U.S. have been locked in a technology trade war that has been escalating since 2019. The U.S. has used