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.
Rowland Heights is an unincorporated community of 11.4 square miles (30 km), in Los Angeles County, California, located in the San Gabriel Valley. The population was 48,553 at the 2000 census. Rowland Heights is an unincorporated community (not a city) dependent upon County of Los Angeles representation (County Board of Supervisors).