化学兵器 (kagakuheiki) Japanese meaning: chemical weapon | KotomoraThe use of chemical weapons is prohibited under international law.
That country signed a treaty to destroy its chemical weapons.
Usage patterns
〈物〉を使用するto use chemical weapons
The country was accused of using chemical weapons in the civil war.
〈物〉を保有するto possess chemical weapons
〈物〉を廃棄するto dispose of/destroy chemical weapons
〈物〉を開発するto develop chemical weapons
The country had secretly possessed chemical weapons for many years.
The work of destroying the chemical weapons proceeded under international supervision.
The laboratory is suspected of having secretly developed chemical weapons.