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.
Rosalia is a town in Whitman County, Washington, U.S.A. It is an agricultural community in the Palouse region, at an elevation of 2238 feet (682 m) above sea level. Its population was 648 at the 2000 census.