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.
Killduff is an unincorporated community in southeastern Jasper County, Iowa, United States. It lies along local roads southeast of the city of Newton, the county seat of Jasper County. Its elevation is 922 feet (281 m). Although Killduff is unincorporated, it has a post office with the ZIP code of 50137, which opened on 2 July 1883.