Facts About Cadmium and Thulium
Interesting Facts
- Naturally occurring minor elements include Cadmium.
- Cadmium is released into atmosphere to control volcanic eruption and forest fires.
- It is used for electroplating of Steel for corrosion resistance.
- It can absorb neutrons and used in nuclear reactor to control atomic fission.
  
- Thulium metal can resist corrosion due to dry air .
- Only Tm-169 isotope of Thulium metal occur naturally.
  
Sources
Found As a By-product, Found in Minerals, Mining
  
Found in Minerals, Mining, Ores of Minerals
  
History
  
  
Who Discovered
Karl Samuel Leberecht Hermann and Friedrich Stromeyer
  
Per Teodor Cleve
  
Discovery
In 1817
  
In 1879
  
Abundance
  
  
Abundance In Sun
~0.0000006 %
  
21
~0.00000002 %
  
28
Abundance In Earth's Crust
Abundance In Humans
Not Available