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.
Ambridge is a borough in Beaver County in Western Pennsylvania, incorporated in 1905 and named after the American Bridge Company. Ambridge is located 16 miles (25 km) northwest of Pittsburgh, alongside the Ohio River. In 1910, 5,205 people lived in Ambridge; in 1920, 12,730 people lived there, and in 1940, 18,968 people resided in Ambridge. The population was 7,769 at the 2000 census.