防火

1. Origins, structure, and basic meaning

• Structure: 防火, read ぼうか, means preventing fire or limiting its spread through preparation and safety measures.
• Basic usage: It covers keeping a fire door unobstructed and practicing how to use an extinguisher.

2. Common pitfalls and similar expressions

• Preventing fire before it starts or spreads
  • It concerns preparation to prevent or limit fire, such as keeping a fire door clear or learning extinguisher use. It is not limited to extinguishing a fire after it starts.