more poisonous

The trouble in black popular culture over the last 25 years is perhaps much deeper and more poisonous.

(p. 442) But it was the more poisonous virus of Secession which finally laid their proud city low.

Substances with double carbon linkings are more poisonous than the corresponding saturated substances.

That it is more poisonous than the hydrogen sulphide is well known.

It would be hard to conceive anything more poisonous than this, or anything less in accord with the facts.

Well, these little tuberculosis plants that I am telling you about are more poisonous than the plants that you can see.