Confusion and a lot of questions exist as to detonation and pre-ignition. Sometimes you hear mistaken terms like pre-detonation. Detonation is one phenomenon that is abnormal combustion. Pre-ignition is another phenomenon that is abnormal combustion.
From Wikipedia, the free encyclopedia. Martha Herbert is an American physician and assistant professor of neurology at Harvard Medical School and pediatric neurologist at Massachusetts General Hospital. Herbert is also director of the TRANSCEND program at the Athinoula A. Martinos Center for Biomedical Imaging.
Carol Moseley Braun (1947- ) Braun was one of the year of the woman candidates in 1992 who decided to run for higher office after Anita Hillâs testimony during Clarence Thomasâ confirmation hearings. She became the first woman of color elected to the U.S. Senate, representing Illinois from 1993 through 1999.