Rand Refinery Rand Refinery Rand Refinery (Pty) Limited is the largest integrated single-site precious metals refining and smelting complex in the world. It was established in 1920 to refine gold within South Africa which until that time had been refined in London. Since its inception it has refined nearly 50,000 tonnes of gold. This represents some 30% of all the gold mined in the world since antiquity. It was established in 1920 in Germiston, South Africa, by the Chamber of Mines of South Africa to refine all the gold produced by South Africa's gold mines instead of in London. As of 1919,
Currency substitution Currency substitution Currency substitution or dollarization is the use of a foreign currency in parallel to or instead of the domestic currency. Currency substitution can be full or partial. Most, if not all, full currency substitution has taken place after a major economic crisis, for example, Ecuador and El Salvador in Latin America and Zimbabwe in Africa. Some small economies, for whom it is impractical to maintain an independent currency, use those of their larger neighbours; for example Liechtenstein uses the Swiss Franc. Partial currency substitution occurs when residents of a country choose to hold a significant share of their