41.   In the other cases, prosecutors usually settled on lesser charges of manslaughter or administering a toxic substance.

42.   It truly hurts my heart to intentionally buy a toxic substance that I will methodically combine with the pure, driven soil on my little corner of the world.

43.   Its skin secrets tetrodotoxin, a toxic substance that shuts down the nervous system and kills instantly if ingested.

44.   Klein said the city water system remained vulnerable to attempts by terrorists to put toxic substances into the water supply.

45.   Laundry rooms and wet bars contain many toxic substances -- from cleaning solutions to liquor.

46.   Low stocks of the fish and the presence of toxic substances in local waters had led to a ban on commercial fishing for the bass.

47.   Lead is a toxic substance that persists in the environment and accumulates in the human body.

48.   Masters tried the friendly approach, but the company refused to install a plumbing system to control the toxic substances.

49.   Mercury has long been known to cause neurological damage, and is considered one of the most toxic substances in nature.

50.   Mick suspected a toxic substance and questioned Rawlins carefully.