Sentence examples for a poisonous from inspiring English sources

Cyanogen is a poisonous gas derived from hydrogen cyanide (HCN), a well-known deadly poison.

It's a poisonous creed.

That's a poisonous idea.

How about powdered ergot, a poisonous fungus?

It was a poisonous atmosphere.

"Max didn't bring a poisonous ego to this job.

Or was a poisonous cane toad to blame?

A poisonous torpor of boredom and anxiety descended over everyone.

"We're in a poisonous political environment," he said.

"I was hoping it wasn't a poisonous spider.

Both culminated in a poisonous row about antisemitism.