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.
Gresham is a city located in Multnomah County, Oregon, United States immediately east of Portland. It was named for the American Civil War general, and Postmaster General, Walter Quinton Gresham. The population was 90,205 at the 2000 census; in 2008, the Population Research Center estimated the city's population at 101,221. This makes Gresham the fourth largest city in Oregon.