NERL meaning in Academic & Science ?

The U.S. Environmental Protection Agency's National Exposure Research Laboratory (NERL) is a national laboratory that conducts research and development to find improved methods, measurements, and models to assess and predict exposures of humans and ecosystems to pollutants and other conditions in air, water, soil, and food. It is one of three national laboratories that conduct research for EPA's Office of Research and Development. NERL is also responsible for testing and establishing new Federal Reference Methods (FRM) and Federal Equivalent Methods (FEM). NERL is headquartered in Research Triangle Park, NC, and has locations in North Carolina, Ohio, Georgia and Nevada.