Coltan from land to home
Wednesday, July 29, 2015
sony Advert
›
Coltan using company
›
The companies that buys coltan from Congo are Cabot Corporation , Boston, MA OM Group , Cleveland, Ohio AVX , Myrtle Beach, SC Eag...
Tuesday, July 28, 2015
Coltan In congo
›
What is Coltan? Coltan is mined by hand in the Congo by groups of people digging sinks in str...
Home
View web version