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.
Leadwood is a city in St. Francois County, Missouri, United States. The population was 1,160 at the 2000 census. The city was founded in 1910 and is named after the element lead, which is mined in the area.