Homonym: au (Gold)
The term "au" is the chemical symbol for the element gold, which is a highly valued precious metal. It is known for its bright yellow color, malleability, and resistance to tarnish. Gold has been used for centuries in jewelry, coins, and various forms of art, making it a symbol of wealth and luxury.
In addition to its physical properties, "au" is also significant in finance and economics. It is often traded on commodities markets and serves as a hedge against inflation. Investors may buy gold as a way to diversify their portfolios and protect their wealth during economic uncertainty.