Inventor: Rufus Stokes Year: 1968
Veteran Rufus Stokes found himself with odd jobs after leaving the military. It was his position at the Chicago Veterans Administration Hospital that turned his attention to the effects of pollution on the human body. Looking to improve the quality of air, Stokes invented a device that purified it by reducing gas and ash emissions. He developed a larger device and a smaller one to show its portability. Stokes was listed as an “Energy Pioneer” by the United States Department of Energy. Homes everywhere enjoy the comforts of clean air thanks impart to his contribution.