Many collectors are chasing after gold for its dazzling gloss. However, it is technically impossible to achieve 100% purification of gold. Even pure gold with a maximum purity of 999.0‰ will have “impurities”. This also makes a small part of …
Many collectors are chasing after gold for its dazzling gloss. However, it is technically impossible to achieve 100% purification of gold. Even pure gold with a maximum purity of 999.0‰ will have “impurities”. This also makes a small part of …