Non-metals are the elements in groups 14-16 of the periodic table. Non-metals are not able to conduct electricity or heat very well. As opposed to metals, non-metallic elements are very brittle. The non-metals can be gases, such as oxygen and solids, such as carbon.
internal medicine. The branch of medicine that deals with the diagnosis and treatment of diseases affecting the internal organs of the body, especially in adults.
Like Osteopathic Medicine, itself, Internal Medicine is more.. It is more than understanding a single organ system; more than expertise in one set of procedures; more than a concern for one gender, one age, one patient seen one time for one problem.