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.
Prosser is a city in and the county seat of Benton County, Washington, United States, along the Yakima River with only one zip code 99350. The population was 4,838 at the 2000 census.