Homonym: Au (Gold)
Au is the chemical symbol for gold, a precious metal known for its bright yellow color and luster. It is a highly malleable and ductile element, meaning it can be easily shaped and stretched without breaking. Gold is often used in jewelry, electronics, and as a form of currency due to its rarity and resistance to corrosion.
Gold is found naturally in its elemental form and is typically extracted from ores through mining. It has been valued by various cultures throughout history, often symbolizing wealth and power. Gold is also used in various industries, including dentistry and aerospace, for its conductive properties.