1.
poison gas; toxic gas; noxious gas
A gaseous substance that is harmful or deadly when inhaled. Used for both chemical weapons and naturally occurring toxic gases.
毒ガスに注意してください。
Please be careful of toxic gas.
火山から毒ガスが発生している。
Toxic gas is being emitted from the volcano.
第一次世界大戦で初めて毒ガスが兵器として使われた。
Poison gas was first used as a weapon in World War I.
A compound of 毒 (poison) + ガス (gas). Appears in both everyday safety contexts (volcanic emissions, chemical leaks) and historical/military discussions.
COMMON COLLOCATIONS:
- 毒ガス攻撃: poison gas attack
- 毒ガスマスク: gas mask
- 毒ガスが発生する: toxic gas is emitted
- 毒ガス事件: poison gas incident
RELATED TERMS:
- 有毒ガス: toxic gas (more formal/technical)
- 催涙ガス: tear gas
- 排気ガス: exhaust gas