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.
Massena is a city in Cass County, Iowa, United States. The population was 414 at the 2000 census. Massena's motto is: "The Home of Friendly People". Massena's sister community is Cumberland, Iowa. Massena is named after Massena, New York.