nitrogen trichloride

noun

nitrogen tri·​chlor·​ide -(ˈ)trī-ˈklō(ə)r-ˌīd, -ˈklȯ(ə)r- 

: a pungent volatile explosive yellow oil NCl₃ that was formerly used in bleaching and aging flour but was discontinued because of deleterious effects (as epilepsy) produced in laboratory animals fed on bread made from the bleached flour