Precious metal "precious" metal can also be determined by high demand or market value. Precious metals in bulk form are known as bullion and are traded on commodity markets. Bullion metals may be cast into ingots or minted into coins. The defining attribute of bullion is that it is valued by its mass and purity rather than by a face value as money. The level of purity varies from issue to issue. "Three nines" (99.9%) purity is common. The purest mass-produced bullion coins are in the Canadian Gold Maple Leaf series, which go up to 99.999% purity. A 100% pure bullion is
Aurum (liqueur) Aurum (liqueur) Aurum is a sweet Italian liqueur produced in Pescara since 1925. It is 40% alcohol by volume and it is made from brandy and citrus fruit infusion. It goes well with sweets, especially with "parrozzo", another specialty of Pescara. Other than as a drink, it is often used as a cake ingredient or as an addition to ice-cream. The name of this liqueur was chosen by Amedeo Pomilio, the founder of the Aurum factory, upon suggestion by the poet and writer Gabriele D'Annunzio, with a reference to the ancient Roman origins of the recipe. The name derives from