Toxique vs. venimeux

The French language distinguishes between toxic and venomous through two different adjectives: 'toxique' and 'venimeux'. Understanding the nuance between these words is crucial when describing substances or animals that can cause harm through chemical means.

Toxique

Toxique refers to any substance that is harmful or deadly when ingested, inhaled, or absorbed by the body. It describes the general property of toxicity regardless of the method of delivery into an organism’s body.
La peinture contient des produits chimiques toxiques.
(The paint contains toxic chemicals.)
Cette plante est toxique si on la mange.
(This plant is poisonous if you eat it.)
L'inhalation de fumées toxiques peut être mortelle.
(Inhaling toxic fumes can be deadly.)

Venimeux

Venimeux is used specifically to describe animals that inject venom into other organisms as a defense mechanism or to immobilize prey, typically through a bite or sting. This term is not used for toxic plants or chemicals.
Les serpents venimeux peuvent tuer avec leur morsure.
(Venomous snakes can kill with their bite.)
L'araignée veuve noire est connue pour être particulièrement venimeuse.
(The black widow spider is known to be particularly venomous.)
Il faut se méfier des scorpions venimeux dans le désert.
(One must beware of venomous scorpions in the desert.)

Summary

In summary, 'toxique' covers a broad spectrum of harmful substances, while 'venimeux' is reserved for venom-producing animals. Knowing the difference helps accurately describe potential dangers from various environmental sources.