 Amdur died on 16 February 1998 of a heart attack while returning from a holiday in Hawaii . At least three societies wrote obituaries and a toxicology book was dedicated to her memory . A Toxicology Society Award was set up in her name by students and colleagues . The award , the Mary Amdur Student Award is presented for the Inhalation and Respiratory Specialty Section . She is considered the " mother of smog research " and her work had " a major role in the development of air pollution standards . " 
