Nitric acid (HNO3) is an extremely important chemical used in the manufacture of fertilisers and explosives. It is made from ammonia by the Ostwald Process (developed in 1902 by the German chemist Wilhelm Ostwald, who got the Nobel prize in 1909).
2. ethics (used with a sing. verb) The study of the general nature of morals and of the specific moral choices to be made by a person; moral philosophy. 3. ethics (used with a sing. or pl. verb) The rules or standards governing the conduct of a person or the members of a profession: medical ethics.
Define etic: of, relating to, or involving analysis of cultural phenomena from the perspective of one who does not participateâ¦ â etic in a sentence of, relating to, or involving analysis of cultural phenomena from the perspective of one who does not participate in the culture being studiedâ¦