In this paper we will be reviewing some of the many applications of ozone technology for use in industry and public health. When used properly and safely ozone technology can be a cheap and effective tool for eliminating many unwanted odors and indoor air pollutants. Some of the most successful applications of ozone may be in manufacturing industries such as food, beverage, pharmaceutical, healthcare, and the hospitality. In the area of public health, ozone technology may be a potential source for reducing the risk of infection both in the home and in health care facilities.