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).
化学工場では防毒対策が欠かせない。
Gasproofing measures are essential in chemical plants.
防毒マスクを着用して作業する。
Work while wearing a gas mask.