It may seem nit-picky, but the word "toxin" refers to a harmful substance produced by a living organism (e.g. snake venom). For a synthesized or manufactured ch

It may seem nit-picky, but the word "toxin" refers to a harmful substance produced by a living organism (e.g. snake venom). For a synthesized or manufactured chemical that is harmful, "toxicant" or simply toxic chemical is the correct term.