Facts About Potassium and Erbium
Interesting Facts
- In the list of most abundant element Potassium is ranked 7th.
- Potassium can easily be sliced (chopped) down using knife.
  
- Erbium metal is used as alloyed with Vanadium to make it softer.
- Recent studies shows that it is helpful for metabolism.
  
Sources
Found in Minerals, Mining
  
Mining
  
History
  
  
Who Discovered
Humphry Davy
  
Carl Gustaf Mosander
  
Discovery
In 1807
  
In 1842
  
Abundance
  
  
Abundance In Sun
~0.0000001 %
  
26
Abundance In Earth's Crust
Abundance In Humans
Not Available