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.
Weldon Spring is a city in St. Charles County, Missouri, United States. The population was 5,270 at the 2000 census. The city is named for its first settler, North Carolina frontiersman John Weldon, who in 1790 built a log home overlooking the spring which bears his name.