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.
Trophic. Definition. adjective. (1) Of, relating to, or pertaining to nutrition. (2) Of, or involving, the feeding habits or food relationship of different organisms in a food chain.lease contribute to this project, if you have more information about this term feel free to edit this page. This page was last modified on 20 April 2009, at 10:56.This page has been accessed 42,154 times. What links here | Related changes | Permanent link.