防ぼう毒どく

noun

gasproofing; protection against poison gas

Technical term used in contexts like military defense, industrial safety, or disaster preparedness. Often appears in compounds such as 防毒マスク (gas mask).

• 化か学がく工こう場じょうでは防ぼう毒どく対たい策さくが欠かかせない。

  Gasproofing measures are essential in chemical plants.

• 防ぼう毒どくマスクを着ちゃく用ようして作さ業ぎょうする。

  Work while wearing a gas mask.