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.
Shell Rock is a city in Butler County, Iowa, United States, along the Shell Rock River. The population was 1,298 at the 2000 census. The city is located along the county's eastern border, between Butler and Bremer counties.