According to Bureau of Labor Statistics (United States Department of Labor), there are 80,000 chemists and 17,000 physicists working in the United States as of May 2010.[10] In addition, 21,000 chemists and 13,500 physicists teach in high school. Chemistry is the only science that has an entire industry, the chemical industry, named after it, and many chemists work in this industry, in research and development, production, training, or management. Other industries employing chemists include the petroleum, pharmaceutical, and food industry.