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.
Oregon City was the first city in the United States west of the Rocky Mountains to be incorporated. It is the county seat of Clackamas County, Oregon. As of the 2000 census, the city population was 25,754; the 2006 estimate has the population at 29,540. The city's motto is Urbs civitatis nostrae prima et mater (First and mothertown of our state), as seen on the city's seal.