Chlorobenzylidenemalononitrile: A riot control agent or “tear gas.” See: Riot control agent poisoning.
Chloroform: A clear, volatile liquid with a strong smell similar to that of ether. Chloroform was once administered by inhalation to produce anesthesia, given to relieve pain, and used as a remedy for cough. It is quite toxic to the kidneys and the liver.
Chloropicrin: A riot control agent or “tear gas.” See: Riot control agent poisoning.
Chlorpyrifos: An organophosphate insecticide that has adverse neurological effects. Also known as Dursban. Introduced in 1965, chlorpyrifos was a well known home and garden insecticide, and at one time it was one of the most widely used household pesticides in the US. Chlorpyrifos causes weakness, vomiting, diarrhea and other ill effects in children. It can […]
Chloroprene: A possible carcinogen (cancer-causing agent) primarily used in the production of the elastomer polychloroprene (neoprene). The US government in 2000 classified chloroprene as “reasonably anticipated to be a human carcinogen.” In laboratory animal studies of chloroprene, cancer was observed in multiple organs of multiple species following long-term inhalation exposures.
Choana: An opening at the back of the nasal passage (there is a left and a right side) that empties into the space behind the nose called the nasopharynx, where the adenoids and eustachian tube are. The passage way continues down into the back of the mouth and into the throat.