Electric light by the first practical electric arc light in 1806. By the 1870s, Davy's arc lamp had been successfully commercialized, and was used to light many public spaces. The development of a steadily glowing filament suitable for interior lighting took longer, but by the early twentieth century inventors had successfully developed options, replacing the arc light with incandescents. The energy efficiency of electric lighting has increased radically since the first demonstration of arc lamps and the incandescent light bulb of the 19th century. Modern electric light sources come in a profusion of types and sizes adapted to many applications. Most modern
Royal Medical Society 11 Conveners, each concerned with particular areas of the Society. Royal Medical Society The Royal Medical Society (RMS) is a society run by students at the University of Edinburgh Medical School, Scotland. It claims to be the oldest medical society in the United Kingdom although this claim is also made by the earlier London-based Society of Apothecaries (1617) which is permitted to award medical degrees. The current President of the 282d session is fourth year medical student, Ms Hannah Patterson. The RMS is a professional society engaged in the advancement of medical knowledge and provision of assistance to medical students