A mass tort is a civil action involving numerous plaintiffs against one or a few corporate defendants. The tort may involve, for example, personal injuries suffered by numerous plaintiffs as a result of a defective product, or a mass disaster in which there were many injured persons, such as an airplane crash, or exposure of a large group of people to toxic chemicals or pharmaceuticals.
Ajo is a census-designated place (CDP) in Pima County, Arizona, United States. The population was 3,705 at the 2000 census. Ajo is located on State Route 85 just 43 miles (69 km) from the Mexican border. It is the closest community to Organ Pipe Cactus National Monument.