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.
Portland is a city in Sumner and Robertson counties in the U.S. state of Tennessee, and is also a part of the Nashville Metropolitan Statistical Area The population was 10,986 at the 2007 census.