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.
Columbia City is a city in Columbia County, Oregon, United States. It was named for its location on the Columbia River. The population was 1,571 at the 2000 census. The 2007 estimate is 1,955 residents.