What are the top 37 metals that 90% of people don’t know about?

1. The purest metal
Germanium: Germanium purified by regional melting technology, with a purity of "13 nines" (99.99999999999%)

2. The most common metal

Aluminum: Its abundance accounts for about 8% of the Earth's crust, and aluminum compounds are found everywhere on Earth. Ordinary soil also contains a lot of aluminum oxide