El coltán es una piedra bonita. Es de África. Coltan is used to make pinhead capacitors -an essential component in mobile phones.
Coltan miners are worried by the recent fluctuation in its price.
DRC is home to 80% of the word´s coltan reserves.
Coltan miners are worried by the recent fluctuation in its price.
DRC is home to 80% of the word´s coltan reserves.
No comments:
Post a Comment