Toxicant in a sentence as a noun

“There is precedent for this type of toxicant-induced disorder in veterans from other wars.

Sad that this report is using the word "toxins", synthetic toxicants are not included in the definition of toxin.

For a synthesized or manufactured chemical that is harmful, "toxicant" or simply toxic chemical is the correct term.

There is a study assigning cancer risk to the toxicants of tobacco smoke and there is a list of the top 50 or so chemicals of concern called the Hoffman analytes.

Most common bisphenol A replacements are reproductive toxicants.

Toxicant in a sentence as an adjective

If someone could make a version of this report that weighted toxicants for TD50 per km², it would be interesting to see the data plotted against epidemiology rates in the same areas.

Though the toxicant levels of e-cigs may be “9–450 times lower than in cigarette smoke,” as this study suggests, levels of formaldehyde andmetalshave been found to be comparable to or higher than those found in conventional cigarettes.

My answer is that outside of outright toxicants, the language will always be reduced to a "fuzzy" value, because the proposition of "harmful" is itself fuzzy, and is doubly so inside a contentious and complex environment.

[2] Environmental toxicant induced epigenetic transgenerational inheritance of ovarian pathology and granulosa cell epigenome and transcriptome alterations: ancestral origins of polycystic ovarian syndrome and primary ovarian insuffiency.

Toxicant definitions

noun

any substance that causes injury or illness or death of a living organism

See also: poison

adjective

having the qualities or effects of a poison

See also: poisonous