THE UNDERGROUND RAILROAD. By Colson Whitehead. 306 pp. Doubleday. $26.95. Colson Whiteheadâs novels are rebellious creatures: Each one of them goes to great lengths to break free of the last one, of its structure and language, of its areas of interest.
Natron is a naturally occurring mixture of sodium carbonate decahydrate (Na 2 C O 3 Â·10H 2 O, a kind of soda ash) and around 17% sodium bicarbonate (also called baking soda, NaHCO 3) along with small quantities of sodium chloride and sodium sulfate.
noumenon. n, pl-na (-nÉ). 1. (Philosophy) (in the philosophy of Kant) a thing as it is in itself, not perceived or interpreted, incapable of being known, but only inferred from the nature of experience. Compare phenomenon 3 See also thing-in-itself. 2. (Philosophy) the object of a purely intellectual intuition.