BENZENE n.
e naphtha produced by the destructive distillation of coal, from which it is separated by fractional distillation. The name is sometimes applied also to the impure commercial product or benzole, and also, but rarely, to a similar mixed product of petroleum. Benzene nucleus, Benzene ring (Chem.), a closed chain or ring,…
UNIT n.
Duodecimal unit, a unit in the scale of numbers increasing or decreasing by twelves. -- Fractional unit, the unit of a fraction; the reciprocal of the denominator; thus, unit of the fraction -- Integral unit, the unit of integral numbers, or 1. -- Physical unit, a value or magnitude conventionally adopted as a unit…