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.
Weirton is a city located in the Northern Panhandle of West Virginia, United States. Most of the city is in Hancock County, with the remainder in Brooke County. As of the 2000 census, the city population was 20,411 (16,525 in Hancock County, 3,886 in Brooke County). It is a part of the Weirton-Steubenville Metropolitan Statistical area.