31. Toxicants can either induce an unnecessary response or inhibit a natural response, which can cause damage.32. In fact, it is a Partisol-plus 2030 Particle Monitor, constantly testing for airborne toxicants . 33. Old computers also contain toxicants and represent the lion's share of pollution stemming from electronic products. 34. It has also been shown to be useful in distinguishing the cognitive effects of an array of toxicants . 35. BBP was listed as a developmental toxicant under California's Proposition 65 on December 2, 2005. 36. Over time, this leads to the establishment of a trophic cascade and the biomagnification of specific toxicants . 37. It is also a suspected reproductive toxicant , and may also be a skin / sense organ toxicant. 38. It is also a suspected reproductive toxicant, and may also be a skin / sense organ toxicant . 39. The Rainbow trout were exposed to a 24-to 48-hour lethal concentration of the toxicant . 40. *Narcosis Narcosis refers to the general depression of biological activity from exposure to a nonspecifically acting toxicant .