금 (gold) is a shiny, yellow metal that is highly valued for its beauty and rarity. It is a chemical element with the symbol Au and atomic number 79. Gold is often used in jewelry, electronics, and as a form of currency. Its resistance to tarnish and corrosion makes it ideal for various applications. Gold has been a symbol of wealth and power throughout history. Many ancient civilizations, such as the Egyptians and Romans, used gold for coins and decorative items. Today, it is still considered a safe investment and is traded on global markets, reflecting its enduring significance in economies worldwide.