- - Lethal nerve gas
- - Lethal phosphorus compound
- - Lethal compound
- - Lethal gas
- - It's deadly earnest, in essence, to put dress on
- - Nerve gas — rains (anag)
- - Chemical warfare chemical
- - Deadly nerve gas
- - Chemical-warfare agent
- - Weaponized gas
- - Deadly gas
- - Toxin once released in Tokyo's subway
- - Toxic gas
- - nerve agent
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