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.
Mapleton is a village in Peoria County, Illinois, United States. The population was 227 at the 2000 census. Mapleton is part of the Peoria, Illinois Metropolitan Statistical Area. There is an Evonik chemical plant and a Caterpillar Tractor facility in Mapleton along U.S. Route 24.