黄銅

1. Origins, structure, and basic meaning

• Structure: Written 黄銅 and read おうどう, it denotes the yellowish copper-and-zinc alloy known as brass.
• Basic usage: It is used for the material of instrument parts and decorative metalwork.

2. Common pitfalls and similar expressions

• Not pure copper
  • Despite its color, it is an alloy rather than a single metal.