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.
Nelson (formerly, Nelson Station) is an unincorporated community in Butte County, California. It lies 6.5 miles (10.5 km) south-southeast of Durham, at an elevation of 121 feet. Nelson's first post office was established in 1873; its zip code is 95958. The place was founded in 1873 by the California and Oregon Railroad Company and named for an early settler, A.D. Nelson.