Showing posts with label tambang emas. Show all posts
Showing posts with label tambang emas. Show all posts

Saturday, 14 January 2012

Do you ever heard about  Gold Mine from Old from Motherboard ? It is real, not just a gossip. Gold (chemical symbol Au), principally used in jewelry, is also used generally in manufacturing (and by the electronics and computer industries in particular) due to its excellent thermal and electrical conductivity, resistance to oxidation, and inalterability. The computer industry uses several hundred tons (318 tons in 2003, for example) of the element every year.